Isoniazid/rifampin Interactions
There are 942 drugs known to interact with isoniazid/rifampin, along with 11 disease interactions, and 2 alcohol/food interactions. Of the total drug interactions, 302 are major, 614 are moderate, and 26 are minor.
- View all 942 medications that may interact with isoniazid/rifampin
- View isoniazid/rifampin alcohol/food interactions (2)
- View isoniazid/rifampin disease interactions (11)
Most frequently checked interactions
View interaction reports for isoniazid / rifampin and the medicines listed below.
- Acetylsalicylic Acid (aspirin)
- Baricon (barium sulfate)
- BuSpar (buspirone)
- Celebrex (celecoxib)
- Co-trimoxazole (sulfamethoxazole / trimethoprim)
- Combivent (albuterol / ipratropium)
- Cotrim (sulfamethoxazole / trimethoprim)
- Cymbalta (duloxetine)
- Dexamethasone Intensol (dexamethasone)
- Dextran 40 (dextran, low molecular weight)
- Dextran 70 6% in 0.9% Sodium Chloride (dextran, high molecular weight)
- Diltiazem Hydrochloride CD (diltiazem)
- Epogen (epoetin alfa)
- Flagyl (metronidazole)
- Folvite (folic acid)
- Ginkgo Biloba (ginkgo)
- Keppra (levetiracetam)
- Paracetamol (acetaminophen)
- Vicodin (acetaminophen / hydrocodone)
- Vitamin B Complex 100 (multivitamin)
- Vitamin B1 (thiamine)
- Vitamin B12 (cyanocobalamin)
- Vitamin B2 (riboflavin)
- Vitamin B6 (pyridoxine)
- Vitamin C (ascorbic acid)
- Vitamin D2 (ergocalciferol)
- Vitamin D3 (cholecalciferol)
- Vitamin K (phytonadione)
- Wellbutrin (bupropion)
- Zinc (zinc sulfate)
Isoniazid/rifampin alcohol/food interactions
There are 2 alcohol/food interactions with isoniazid / rifampin.
Isoniazid/rifampin disease interactions
There are 11 disease interactions with isoniazid / rifampin which include:
- colitis
- hepatotoxicity
- liver disease
- peripheral neuropathy
- hematopoietic disturbances
- hepatotoxicity
- liver disease
- porphyria
- hemodialysis
- renal dysfunction
- enzyme induction
Report options
More about isoniazid / rifampin
- isoniazid/rifampin consumer information
- Compare alternatives
- Side effects
- Dosage information
- During pregnancy
- Drug class: antituberculosis combinations
Related treatment guides
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
