Isoniazid and rifampin
Generic name: isoniazid and rifampin [ eye-so-NYE-a-zid-and-RIF-am-pin ]
Brand names: IsonaRif, Rifamate
Dosage form: oral capsule (150 mg-300 mg)
Drug class:Antituberculosis combinations
What is isoniazid and rifampin?
Isoniazid and rifampin are antibiotics that fight bacteria.
Isoniazid and rifampin is a combination medicine used to treat tuberculosis (TB).
Isoniazid and rifampin may also be used for purposes not listed in this medication guide.
Warnings
You should not use isoniazid and rifampin if you have active liver disease (including hepatitis or cirrhosis), or a history of liver problems caused by taking isoniazid.
Serious and sometimes fatal liver problems may occur during treatment with isoniazid and rifampin or after you stop taking this medication, even months after stopping. The risk of liver problems is highest in adults between the ages of 35 and 65. Your liver function may need to be checked every month while you are taking isoniazid and rifampin.
Call your doctor right away if you have:nausea, upper stomach pain, loss of appetite, and unusual weakness or tiredness.
Avoid drinking alcohol. It may increase your risk of liver damage while you are taking isoniazid and rifampin.
Before taking this medicine
You should not use this medicine if you are allergic to isoniazid or rifampin, or if you have active liver disease (including hepatitis or cirrhosis), or a history of liver problems caused by taking isoniazid.
To make sure isoniazid and rifampin is safe for you, tell your doctor if you have:
liver disease;
kidney disease;
diabetes;
gout;
seizures; or
if you drink alcohol every day.
Serious and sometimes fatal liver problems may occur during treatment with isoniazid and rifampin or after you stop taking this medication, even months after stopping. The risk of liver problems is highest in adults between the ages of 35 and 65. Your liver function may need to be checked every month while you are taking this medicine.
It is not known whether isoniazid and rifampin will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.
Isoniazid and rifampin can make birth control pills less effective. Ask your doctor about using n...
