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From simple mix-ups to fatal overdoses, medication mistakes happen, on average, once a day to every hospital patient, a new report says. Nationwide, at least 1.5 million people annually are harmed from drug errors, more than half of them in nursing homes.
Many Unfavorable Drug Studies Aren’t Published. Nearly a third of antidepressant drug studies are never published in the medical literature, and nearly all of those happen to show that the drug being tests failed to work.
Only Drugs That are Safe Should be put on the Market. Drug developers are just beginning to come to grips with recent FDA oversight reforms and how they will affect drug safety. But, it appears that industry and consumer advocates are not together on how well the overhaul will be able to prevent future drug safety scandals.

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Review Isoniazid Safety Reports submitted to FDA

Total Isoniazid reports: 53.
Isoniazid FDA safety alerts: No.
Reported deaths: 8    Reported hospitalizations: 27.
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FDA Reported Isoniazid Side Effects: abdominal pain upper, vomiting, pyrexia, condition aggravated, nausea, aspartate aminotransferase increased, alanine aminotransferase increased, liver function test abnormal, convulsion, pruritus, rash papular.
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Isoniazid Side Effects Report #5216790-4
Physician from GERMANY reported ISONIAZID problem on Jan 08, 2007. Female patient, 55 years of age, weighting 110.2 lb, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: apnoea, blood bilirubin increased, blood cholinesterase decreased, blood creatine phosphokinase increased, blood pressure systolic increased, convulsion, cyanosis, enuresis, gamma-glutamyltransferase increased. ISONIAZID dosage: unknown. During the same period patient was treated with RIFAMPICIN, ETHAMBUTOL HYDROCHLORIDE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5217029-6
ISONIAZID problem was reported by a Health Professional from NETHERLANDS on Jan 08, 2007. Male patient, 54 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: acute hepatic failure, anorexia, coagulopathy, cytomegalovirus antibody positive, dizziness, epstein-barr virus antibody positive, fatigue, hepatic encephalopathy, hepatitis b. ISONIAZID dosage: 300 MG, QD, ORAL. During the same period patient was treated with RIFAMPICIN, PYRAZINAMIDE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5223311-9
Physician from JAPAN reported ISONIAZID problem on Jan 10, 2007. Female patient, 45 years of age, was diagnosed with meningitis tuberculous and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: condition aggravated, diplopia, dysarthria, meningism, pyrexia, tuberculoma of central nervous system. ISONIAZID dosage: unknown. During the same period patient was treated with PYRAZINAMIDE, RIFADIN. Patient recovered.

Isoniazid Side Effects Report #5225915-6
ISONIAZID problem was reported by a Physician from GERMANY on Jan 19, 2007. Female patient, 55 years of age, weighting 110.2 lb, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: apnoea, blood creatine phosphokinase increased, coagulation test abnormal, convulsion, cyanosis, enuresis, hepatotoxicity, intentional overdose, international normalised ratio increased. ISONIAZID dosage: unknown. During the same period patient was treated with RIFAMPICIN, ETHAMBUTOL. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5232692-1
Physician from UNITED STATES reported ISONIAZID problem on Feb 06, 2007. Female patient, child 9 years of age, weighting 50.49 lb, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain upper, headache, hepatotoxicity, jaundice, vomiting. ISONIAZID dosage: 250 MG DAILY PO. Patient recovered.

Isoniazid Side Effects Report #5238216-7
ISONIAZID problem was reported by a Physician from UNITED STATES on Feb 01, 2007. Female patient, 28 years of age, was treated with ISONIAZID. ISONIAZID dosage: unknown. During the same period patient was treated with ACETAMINOPHEN. Patient died.

Isoniazid Side Effects Report #5249512-1
Physician from TURKEY reported ISONIAZID problem on Feb 13, 2007. Female patient, 18 years of age, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: convulsion, glasgow coma scale abnormal, intentional overdose, loss of consciousness, metabolic acidosis, rhabdomyolysis. ISONIAZID dosage: 40 X 100 MG (OVERDOSE), ORAL. Patient recovered.

Isoniazid Side Effects Report #5262410-2
ISONIAZID problem was reported by a Pharmacist from UNITED STATES on Mar 09, 2007. Male patient, 22 years of age, weighting 176.4 lb, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: liver function test abnormal. ISONIAZID dosage: 300MG. Patient recovered.

Isoniazid Side Effects Report #5262465-5
Pharmacist from UNITED STATES reported ISONIAZID problem on Mar 09, 2007. Female patient was diagnosed with chest x-ray normal, tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: acute hepatic failure, coma, hepatic encephalopathy, hepatitis acute, liver transplant, renal failure acute. ISONIAZID dosage: 300MG ONCE DAILY PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5267169-0
ISONIAZID problem was reported by a Physician from UNITED STATES on Feb 21, 2007. Female patient, 61 years of age, was diagnosed with antibiotic prophylaxis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain, appendicectomy, fear, hallucination, tactile, hallucinations, mixed, psychotic disorder, small intestinal resection, thyroxine increased. ISONIAZID dosage: 150 MG, QD. During the same period patient was treated with DIPHENHYDRAMINE, METRONIDAZOLE, CEFTRIAXONE, POTASSIUM CHLORIDE, MAGNESIUM SULPHATE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5268051-5
Pharmacist from UNITED STATES reported ISONIAZID problem on Mar 16, 2007. Male patient, weighting 126.8 lb, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatitis. ISONIAZID dosage: 300 MG DAILY PO. During the same period patient was treated with RIFAMPIN, PYRAZINAMIDE, ETHAMBUTOL HYDROCHLORIDE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5280771-5
ISONIAZID problem was reported by a Pharmacist from UNITED STATES on Mar 19, 2007. Female patient, child 2 years of age, was treated with ISONIAZID. ISONIAZID dosage: unknown. Patient died.

Isoniazid Side Effects Report #5289328-3
Consumer or non-health professional from UNITED STATES reported ISONIAZID problem on Apr 04, 2007. Female patient, 21 years of age, weighting 120.0 lb, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: blood creatine phosphokinase increased, muscle spasms, paraesthesia. ISONIAZID dosage: 300MG QD. Patient recovered.

Isoniazid Side Effects Report #5295686-6
ISONIAZID problem was reported by a Pharmacist from UNITED STATES on Apr 10, 2007. Male patient, 66 years of age, weighting 148.0 lb, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatitis, pneumonia. ISONIAZID dosage: 300MG DAILY PO. Patient died on 01/03/2007.

Isoniazid Side Effects Report #5297744-9
Pharmacist from UNITED STATES reported ISONIAZID problem on Apr 12, 2007. Female patient, 24 years of age, weighting 120.0 lb, was diagnosed with antibiotic prophylaxis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatitis. ISONIAZID dosage: 300MG DAILY PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5299697-6
ISONIAZID problem was reported by a Physician from JAPAN on Mar 30, 2007. Male patient, 38 years of age, weighting 123.5 lb, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain, arthralgia, blood immunoglobulin a increased, glomerulonephritis proliferative, henoch-schonlein purpura, leukocytoclastic vasculitis, proteinuria, pyrexia. ISONIAZID dosage: 300 MG. During the same period patient was treated with RIFAMPICIN, ETHAMBUTOL HYDROCHLORIDE, PYRAZINAMIDE. Patient recovered.

Isoniazid Side Effects Report #5300294-4
Health Professional from JAPAN reported ISONIAZID problem on Apr 13, 2007. Male patient, 34 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: henoch-schonlein purpura. ISONIAZID dosage: unknown. During the same period patient was treated with STREPTOMYCIN, ETHAMBUTOL HYDROCHLORIDE, RIFAMPICIN, CORTICOSTEROID. Patient recovered.

Isoniazid Side Effects Report #5316722-4
ISONIAZID problem was reported by a Physician from UNITED STATES on May 01, 2007. Female patient, 52 years of age, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain upper, alanine aminotransferase increased, anorexia, autoimmune disorder, blood bilirubin increased, chromaturia, faeces pale, false positive laboratory result, hepatitis c antibody positive. ISONIAZID dosage: unknown. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5329902-9
Health Professional from UNITED STATES reported ISONIAZID problem on May 17, 2007. Female patient, 24 years of age, weighting 117.1 lb, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatitis, nausea. ISONIAZID dosage: 30MG QDBY MOUTH. During the same period patient was treated with CLONIDINE, NEPHROCAPS. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5333132-4
ISONIAZID problem was reported by a Consumer or non-health professional from UNITED STATES on May 21, 2007. Male patient, 22 years of age, weighting 175.0 lb, was diagnosed with chest x-ray, tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: chromaturia, cognitive disorder, depression, headache, hypoaesthesia, mental impairment, peripheral coldness. ISONIAZID dosage: 300MG 1 TABLET DAILY PO. Patient recovered.

Isoniazid Side Effects Report #5340098-X
Pharmacist from UNITED STATES reported ISONIAZID problem on May 25, 2007. Male patient, 61 years of age, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: cellulitis, rash papular. ISONIAZID dosage: 300MG DAILY PO. During the same period patient was treated with PRAVACHOL, TRAZODONE, ARICEPT, THIAMINE, FOLIC ACID. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5345097-X
ISONIAZID problem was reported by a Physician from JAPAN on May 21, 2007. Male patient, 38 years of age, weighting 123.5 lb, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain, arthralgia, biopsy skin abnormal, blood immunoglobulin a increased, erythema, glomerulonephritis proliferative, haematuria, henoch-schonlein purpura, immune system disorder. ISONIAZID dosage: 300 MG. During the same period patient was treated with ETHAMBUTOL HYDROCHLORIDE, RIFAMPICIN, PYRAZINAMIDE. Patient recovered.

Isoniazid Side Effects Report #5363226-9
Health Professional from UNITED STATES reported ISONIAZID problem on June 18, 2007. Female patient, weighting 196.6 lb, was diagnosed with latent tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: alanine aminotransferase increased, aspartate aminotransferase increased, chromaturia, hepatitis acute, nausea, vomiting. ISONIAZID dosage: 1 TAB 300 MG QD (ONCE/DAY) PO. During the same period patient was treated with PYRIDOXINE. Patient recovered.

Isoniazid Side Effects Report #5363395-0
ISONIAZID problem was reported by a Health Professional from JAPAN on June 18, 2007. Female patient, 73 years of age, was diagnosed with pulmonary tuberculosis, mycobacterium abscessus infection and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: mycobacterium abscessus infection. ISONIAZID dosage: unknown. During the same period patient was treated with AMIKACIN, ETHAMBUTOL HYDROCHLORIDE, PYRAZINAMIDE, RIFAMPICIN, MEROPENEM, CLARITHROMYCIN. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5368284-3
Consumer or non-health professional from UNITED STATES reported ISONIAZID problem on June 04, 2007. Male patient, 25 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: anion gap increased, blood bicarbonate decreased, blood creatinine increased, blood glucose increased, blood ph decreased, heart rate increased, intentional overdose, liver function test abnormal. ISONIAZID dosage: 30 TABLETS OF 300 MG. During the same period patient was treated with RIFAMPIN, ETHAMBUTOL, PYRAZINAMIDE, PYRIDOXINE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5376485-3
ISONIAZID problem was reported by a Physician from UNITED STATES on June 28, 2007. Female patient, 54 years of age, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatitis. ISONIAZID dosage: unknown. During the same period patient was treated with SYNTHROID, WELLBUTRIN, SPIRIVA, ALBUTEROL PRN, CHROMIUM PICOLINATE, COD LIVER OIL, ASCORBIC ACID, VITAMIN B CAP. Patient recovered.

Isoniazid Side Effects Report #5050905-6
Physician from JAPAN reported ISONIAZID problem on June 27, 2006. Male patient, 61 years of age, weighting 110.2 lb, was diagnosed with mycobacterium kansasii infection and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: c-reactive protein increased, dyspnoea, hepatic enzyme increased, lung consolidation, nausea, pneumonitis, pruritus, pyrexia. ISONIAZID dosage: 400 MG. During the same period patient was treated with CLARITHROMYCIN, ETHAMBUTOL HYDROCHLORIDE, RIFAMPICIN. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5071221-2
ISONIAZID problem was reported by a Physician from UNITED STATES on Aug 02, 2006. Male patient, 62 years of age, weighting 169.0 lb, was diagnosed with conjunctivitis, pemphigus, pharyngitis, pyrexia, stomatitis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: conjunctival hyperaemia, pharyngitis, pyrexia, stomatitis. ISONIAZID dosage: 300MG Q24H PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5071348-5
Physician from UNITED STATES reported ISONIAZID problem on Aug 03, 2006. Male patient, 52 years of age, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal tenderness, alanine aminotransferase increased, aspartate aminotransferase increased, bilirubin conjugated increased, blood alkaline phosphatase increased, blood bilirubin increased, blood lactate dehydrogenase increased, cholestasis, condition aggravated. ISONIAZID dosage: unknown. During the same period patient was treated with RIFAMPIN, COMBIVIR, SUSTIVA, ATOVAQUONE, PROTONIX, FLUCONAZOLE. Patient recovered.

Isoniazid Side Effects Report #5082122-8
ISONIAZID problem was reported by a Health Professional from UNITED STATES on Aug 17, 2006. Male patient, child 4 years of age, weighting 33.95 lb, was diagnosed with antibiotic prophylaxis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain, balance disorder, clumsiness, fatigue, feeling cold, pruritus, tachycardia, treatment noncompliance. ISONIAZID dosage: 150MG QDAY PO. During the same period patient was treated with PYRIDOXINE, PULMICORT, ALBUTEROL, FLUORIDE. Patient recovered.

Isoniazid Side Effects Report #5090811-4
Consumer or non-health professional from SPAIN reported ISONIAZID problem on Aug 15, 2006. Male patient, 39 years of age, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: ascites, coagulopathy, cytolytic hepatitis, hepatic atrophy, hepatic encephalopathy, hepatic failure, liver transplant, pyrexia, rash. ISONIAZID dosage: 300 MG DAILY,. During the same period patient was treated with PYRAZINAMIDE, RIFAMPICIN, VANCOMYCIN, CEFTAZIDIME, ETHAMBUTOL, LEVOFLOXACIN, STREPTOMYCIN, CIPROFLOXACIN. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5097952-6
ISONIAZID problem was reported by a Consumer or non-health professional from JAPAN on Aug 23, 2006. Male patient, 55 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: condition aggravated, pulmonary tuberculosis. ISONIAZID dosage: unknown. During the same period patient was treated with PYRAZINAMIDE, ETHAMBUTOL, RIFADIN. Patient died.

Isoniazid Side Effects Report #5097962-9
Consumer or non-health professional from JAPAN reported ISONIAZID problem on Aug 23, 2006. Male patient, 55 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: condition aggravated, pulmonary tuberculosis. ISONIAZID dosage: unknown. During the same period patient was treated with PYRAZINAMIDE, ETHAMBUTOL HYDROCHLORIDE, RIFADIN. Patient died.

Isoniazid Side Effects Report #5113796-0
ISONIAZID problem was reported by a Health Professional from UNITED STATES on Sept 21, 2006. Female patient, child 4 years of age, weighting 68.34 lb, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain upper, nausea, treatment noncompliance, vomiting. ISONIAZID dosage: 300 MG QD PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5113855-2
Health Professional from UNITED STATES reported ISONIAZID problem on Sept 21, 2006. Female patient, weighting 77.16 lb, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abdominal pain upper, hospitalisation, jaundice, liver function test abnormal, pruritus, rash. ISONIAZID dosage: 300 MG QD PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5138741-3
ISONIAZID problem was reported by a Consumer or non-health professional from UNITED STATES on Oct 26, 2006. Female patient, 56 years of age, weighting 127.9 lb, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: aspartate aminotransferase increased, blood bilirubin increased, hepatotoxicity, jaundice, lethargy. ISONIAZID dosage: 300 MG DAILY PO. During the same period patient was treated with RIFAMPIN, PYRAZINAMIDE. Patient recovered.

Isoniazid Side Effects Report #5144815-3
Pharmacist from UNITED STATES reported ISONIAZID problem on Nov 03, 2006. Male patient, 52 years of age, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatic enzyme increased. ISONIAZID dosage: 900 MG TWICE A WEEK PO. Patient recovered.

Isoniazid Side Effects Report #5153629-X
ISONIAZID problem was reported by a Physician from TURKEY on Oct 30, 2006. Female patient, 44 years of age, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: convulsion, depressed level of consciousness, hepatitis, intentional overdose, loss of consciousness, metabolic acidosis, suicide attempt. ISONIAZID dosage: unknown. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5154219-5
Physician from TURKEY reported ISONIAZID problem on Oct 30, 2006. Female patient, 17 years of age, was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: convulsion, hepatitis toxic, loss of consciousness, metabolic acidosis, mydriasis, nausea, overdose, painful response to normal stimuli, vomiting. ISONIAZID dosage: 2.5 MG, ONCE/SINGLE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5165178-3
ISONIAZID problem was reported by a Physician from SPAIN on Nov 07, 2006. Female patient, 15 years of age, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: acute hepatic failure, hepatic necrosis, hepatotoxicity, vomiting. ISONIAZID dosage: 15 MG/KG,. During the same period patient was treated with RIFAMPICIN, PYRAZINAMIDE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5166013-X
Physician from UNITED STATES reported ISONIAZID problem on Nov 13, 2006. Female patient, 39 years of age, was diagnosed with tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: asthenia, brain herniation, coagulopathy, hepatic encephalopathy, hepatic failure, liver transplant, procedural complication, renal failure. ISONIAZID dosage: unknown. Patient was hospitalized. Patient died.

Isoniazid Side Effects Report #5188057-4
ISONIAZID problem was reported by a Pharmacist from UNITED STATES on Dec 14, 2006. Male patient, weighting 30.86 lb, was diagnosed with antibiotic prophylaxis, tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: brain herniation, encephalitis, pupil fixed, pyrexia, status epilepticus, upper respiratory tract infection. ISONIAZID dosage: 150MG PO QD SEVERAL MONTHS. Patient died.

Isoniazid Side Effects Report #5192072-4
Health Professional from UNITED STATES reported ISONIAZID problem on Dec 21, 2006. Female patient, weighting 142.0 lb, was diagnosed with tuberculosis, tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: alanine aminotransferase increased, aspartate aminotransferase increased, liver function test abnormal. ISONIAZID dosage: 300MG QD PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5192073-6
ISONIAZID problem was reported by a Health Professional from UNITED STATES on Dec 21, 2006. Female patient, weighting 124.0 lb, was diagnosed with tuberculosis, tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: alanine aminotransferase increased, aspartate aminotransferase increased, liver function test abnormal. ISONIAZID dosage: 300MG QD PO. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5194630-X
Physician from UNITED STATES reported ISONIAZID problem on Dec 21, 2006. Male patient, weighting 142.0 lb, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: hepatitis. ISONIAZID dosage: 300MG QD PO. Patient recovered.

Isoniazid Side Effects Report #5302894-4
ISONIAZID problem was reported by a Pharmacist from UNITED STATES on Apr 19, 2007. Female patient, weighting 11.51 lb, was diagnosed with tuberculosis, antifungal prophylaxis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: gastroenteritis, hepatosplenomegaly, oral candidiasis, pyrexia, treatment noncompliance. ISONIAZID dosage: 50 MG DAILY PO. During the same period patient was treated with TRIMETHOPRIM, LAMIVUDINE, LOPINAVIR, STAVUDINE. Patient died on 03/02/2007.

Isoniazid Side Effects Report #5420842-3
Consumer or non-health professional from SPAIN reported ISONIAZID problem on Aug 09, 2007. Female patient, 91 years of age, was diagnosed with joint tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: pancreatitis acute. ISONIAZID dosage: 250 MG, DAILY, ORAL, 200 MG, DAILY, ORAL. During the same period patient was treated with PYRAZINAMIDE, RIFAMPICIN, PYRIDOXINE. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5426050-4
ISONIAZID problem was reported by a Pharmacist from UNITED STATES on Aug 24, 2007. Female patient, weighting 177.5 lb, was diagnosed with antibiotic prophylaxis, tuberculosis skin test positive and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: headache, optic disc disorder, optic neuritis, papilloedema, paraesthesia, photophobia, visual acuity reduced, visual disturbance, vomiting. ISONIAZID dosage: unknown. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5454243-9
Consumer or non-health professional from UNITED STATES reported ISONIAZID problem on May 23, 2007. Male patient, 63 years of age, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: erectile dysfunction. ISONIAZID dosage: unknown. Patient recovered.

Isoniazid Side Effects Report #5449677-2
ISONIAZID problem was reported by a Health Professional from UNITED STATES on Sept 10, 2007. Male patient, weighting 114.5 lb, was diagnosed with tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: headache, hepatic enzyme increased, nausea, pruritus, rash, vomiting. ISONIAZID dosage: 300MG PO DAILY. During the same period patient was treated with RIFAMPIN, ETHAMBUTOL, PYRAZIDAMIDE. Patient recovered.

Isoniazid Side Effects Report #5453541-2
Health Professional from JAPAN reported ISONIAZID problem on Sept 05, 2007. Female patient, 73 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: condition aggravated, mycobacterium abscessus infection, pulmonary tuberculosis. ISONIAZID dosage: 300 MG, DAILY,. During the same period patient was treated with RIFAMPICIN, ETHAMBUTOL HYDROCHLORIDE, PYRAZINAMIDE, MEROPENEM, AMIKACIN, CLARITHROMYCIN. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5455182-X
ISONIAZID problem was reported by a Health Professional from JAPAN on Sept 05, 2007. Female patient, 73 years of age, was diagnosed with pulmonary tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: condition aggravated, mycobacterium abscessus infection. ISONIAZID dosage: 300 MG, DAILY. During the same period patient was treated with RIFAMPICIN, ETHAMBUTOL HYDROCHLORIDE, PYRAZINAMIDE, MEROPENEM, AMIKACIN, CLARITHROMYCIN. Patient was hospitalized. Patient recovered.

Isoniazid Side Effects Report #5468300-4
Health Professional from FRANCE reported ISONIAZID problem on Sept 11, 2007. Female patient, 62 years of age, was diagnosed with bone tuberculosis and was treated with ISONIAZID. After drug was administered, patient experienced the following problems/side effects: abscess, condition aggravated, inflammation, lymphadenopathy, spinal disorder. ISONIAZID dosage: unknown. During the same period patient was treated with RIFAMPICIN, ETHAMBUTOL HYDROCHLORIDE, STREPTOMYCIN. Patient recovered.


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apnoea, blood bilirubin increased, blood cholinesterase decreased, blood creatine phosphokinase increased, blood pressure systolic increased, convulsion, cyanosis, enuresis, gamma-glutamyltransferase increased, was diagnosed with pulmonary tuberculosis and was diagnosed with meningitis tuberculous and was diagnosed with tuberculosis skin test positive and