Isoniazid (Oral Route, Intramuscular Route)

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Isoniazid (Oral Route, Intramuscular Route)

US Brand Names

Canadian Brand Names

Description

Isoniazid is used to treat tuberculosis (TB) or prevent its return (reactivation). It may be given alone, or in combination with other medicines, to treat TB or to prevent its return (reactivation). This medicine may also be used for other problems as determined by your doctor.

This medicine may cause some serious side effects, including damage to the liver. Liver damage is more likely to occur in patients over 50 years of age. You and your doctor should talk about the good this medicine will do, as well as the risks of taking it.

If you are being treated for active tuberculosis (TB): To help clear up your TB infection completely, you must keep taking this medicine for the full time of treatment, even if you begin to feel better. This is very important. It is also important that you do not miss any doses.

Isoniazid is available only with your doctor's prescription.

This product is available in the following dosage forms:

• Syrup
• Tablet
• Solution

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