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Isoniazid

Latest prescription information about Isoniazid. Learn how to pronounce the drug’s name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, its storage instructions and warnings if any when taken during pregnancy. Also listed are the International and Indian trade name(s) of the drug and its price list.
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Generic Name : Isoniazid
Pronunciation : eye soe nye' a zid
Therapeutic Classification : anti- tuberculosis
Trade Name(s): 
India- Inapas Powd, Ipcazide Liqd, Isokin Liqd, Isokin Tab, Isokin-300 Tab, Isokin-T Forte Tab, Isonex Forte Tab, Isonex Tab, Mycopas Granules, Mycopas Tablets Tab, Siozide Syr, Solonex Dispertab, Solonex Tab, Tubernex Forte Tab.
International- Tubizid, Nydrazid.
Why it is prescribed (Indications) : This medication is an antibiotic agent, prescribed for tuberculosis (TB) either alone or with other medications.

When it is not to be taken (Contraindications): 

Contraindicated in patients with severe liver disease, liver damage due to previous administration of this medication and hypersensitivity.

Pregnancy Category :

A B C D X
Category C : Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.


When it is to be taken : Adults: 5mg/kg up to 300 mg daily in a single dose; or 15 mg/kg up to 900 mg/day, two or three times/week.
Children: 10-15 mg/kg up to 300 mg daily in a single dose; or 20-40 mg/kg up to 900 mg/day, two or three times/week.
How it should be taken : It comes as a tablet and liquid to take by mouth, on an empty stomach.
Special Instruction : 
* Caution should be exercised in patients with history of diabetes, kidney, nerve problems, HIV, any allergy, who are taking other medications, during pregnancy and breastfeeding.
* Avoid alcohol consumption.
* Avoid consuming tyramine containing food items such as cheese, red wine, beer, certain meats and sausages, liver, sour cream. Otherwise it may cause high blood pressure.
* Monitor liver function and blood sugar level regularly while taking this medication.
Side Effects : 
Severe Effect - Liver damage.
Central Nervous System - Brain damage.
Gastrointestinal - Nausea, vomiting and stomach distress.
Blood - Anemia, decrease in platelets and eosinophilia.
Hypersensitivity - Fever and skin eruptions.
Other Precautions : 
* Avoid excess dosage.
Storage Conditions : 
Store it at room temperature, away from light and excess heat.
Do not allow the liquid to freeze.

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