Drug interactions between isoniazid / pyrazinamide / rifampin and pyrazinamide
Interactions between your drugs
Applies to: isoniazid / pyrazinamide / rifampin and pyrazinamide
Ask your doctor before using rifAMPin together with pyrazinamide. This can cause damage to the liver. Liver function and drug levels in the blood may be monitored with blood tests during treatment. Call your doctor if you experience fever, rash, loss of appetite, nausea, vomiting, fatigue, right upper abdominal pain, dark urine, and jaundice. You may need a dose adjustment or special tests to safely take both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.
Drug and food interactions
Applies to: isoniazid / pyrazinamide / rifampin
Food decreases the levels of isoniazid in your body. Take isoniazid on an empty stomach at least 1 hour before or 2 hours after a meal. This will make it easier for your body to absorb the medication. If nausea occurs, ask your doctor if you can take isoniazid with food. Avoid alcohol while taking isoniazid. Alcohol may increase the risk of damage to the liver during isoniazid treatment. Alcohol can also cause isoniazid side effects to get worse. Contact your doctor if you experience flushing, chills, headache, nausea, vomiting, and diarrhea.
Therapeutic duplication warnings
Therapeutic duplication is the use of more than one medicine from the same drug category or therapeutic class to treat the same condition. This can be intentional in cases where drugs with similar actions are used together for demonstrated therapeutic benefit. It can also be unintentional in cases where a patient has been treated by more than one doctor, or had prescriptions filled at more than one pharmacy, and can have potentially adverse consequences.
Miscellaneous antituberculosis agents
The recommended maximum number of medicines in the 'miscellaneous antituberculosis agents' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'miscellaneous antituberculosis agents' category:
Note: The benefits of taking this combination of medicines may outweigh any risks associated with therapeutic duplication. This information does not take the place of talking to your doctor. Always check with your healthcare provider to determine if any adjustments to your medications are needed.
Drug Interaction Classification
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Do not stop taking any medications without consulting your healthcare provider.