Comparing Rifampin vs Metronidazole
Rifampin | Metronidazole |
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Rifampin | Metronidazole |
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Prescription only
Prescribed for Bartonellosis, Legionella Pneumonia, Endocarditis, Haemophilus influenzae Prophylaxis, Leprosy, Leprosy - Borderline, Leprosy - Tuberculoid, Meningitis, Meningococcal Disease... View more |
Prescription only
Metronidazole is an antibiotic that is particularly effective at treating infections caused by susceptible anaerobic bacteria and parasites. Alcohol and products containing propylene glycol should... View more |
Related suggestions Endocarditis
Popular comparisons
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More about Rifampin | More about Metronidazole | ||||||||||||||||
Ratings & Reviews | |||||||||||||||||
Rifampin has an average rating of 6.2 out of 10 from a total of 21 ratings on Drugs.com. 42% of reviewers reported a positive effect, while 21% reported a negative effect. |
Metronidazole has an average rating of 6.1 out of 10 from a total of 2421 ratings on Drugs.com. 45% of reviewers reported a positive effect, while 28% reported a negative effect. |
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Drug Class | |||||||||||||||||
Side Effects | |||||||||||||||||
See also: rifampin side effects in more detail. |
See also: metronidazole side effects in more detail. |
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Generic Availability | |||||||||||||||||
Lower cost generic |
Lower cost generic |
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Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all rifampin prices |
View all metronidazole prices |
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Dosage Form(s) Available | |||||||||||||||||
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Brand Names | |||||||||||||||||
Rifadin, Rifadin IV, Rimactane | Flagyl, Flagyl 375, Flagyl IV, Likmez, Metro, Metro IV | ||||||||||||||||
Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | |||||||||||||||||
4 hours |
20 hours |
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CSA Schedule ** View glossary of terms | |||||||||||||||||
Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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Pregnancy Category | |||||||||||||||||
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
Category B
No proven risk in humans
See the full pregnancy warnings document. |
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Drug Interactions | |||||||||||||||||
A total of 721 drugs are known to interact with rifampin:
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A total of 349 drugs are known to interact with metronidazole:
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Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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Disease Interactions | |||||||||||||||||
First Approval Date | |||||||||||||||||
May 21, 1971 |
July 18, 1963 |
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WADA Class View World Anti-Doping Agency classifications. | |||||||||||||||||
N/A |
N/A |
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More Information | |||||||||||||||||
Patient resources | |||||||||||||||||
Professional Resources | |||||||||||||||||
Related Treatment Guide | |||||||||||||||||
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** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.