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Rifampin
Pronounced rif-AM-pin
Brand names: Rifadin
Type: Antitubercular and antibiotic · All Antibiotics & Infection Medicines
What Rifampin is used for
- Tuberculosis, combined with other TB medicines
- Certain staph infections, combined with other antibiotics
- Preventing meningitis spread to close contacts
◆ Kidney note
It lowers levels of many transplant and other drugs rather than harming the kidney directly; levels are rechecked after starting or stopping it.
Common side effects
- Orange-red urine, sweat, and tears
- Nausea
- Heartburn
- Flu-like symptoms
Important cautions
- Turns urine, sweat, tears, and contact lenses orange — this is expected and harmless
- Speeds up the breakdown of very many medicines, including birth control pills, blood thinners, and transplant drugs — a full medication review is essential
How it comes
Capsules, injection (hospital). This guide lists forms only — it never lists strengths or doses.
Toxicity lists: Rifampin also appears on Medicines That Can Harm the Liver.
Related medicines — Antibiotics & Infection Medicines
Please note: This page is a patient-education summary, not medical advice, and it deliberately contains no doses. Medicines affect everyone differently — always follow your own prescription and talk to your doctor or pharmacist before starting, stopping or changing any medicine.