Comparing Flagyl vs Septra
Flagyl | Septra |
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Flagyl (metronidazole) | Septra (sulfamethoxazole / trimethoprim) |
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Prescription only
Flagyl is an antibiotic that is particularly effective at treating infections caused by susceptible anaerobic bacteria and parasites. Avoid alcohol while taking Flagyl and for three days after... View more |
Prescription only
Prescribed for Bacterial Skin Infection, Bacterial Infection, Diverticulitis, Bronchitis, Epiglottitis, Granuloma Inguinale, Infection Prophylaxis, Kidney Infections, Melioidosis, Meningitis... View more |
Related suggestions Bacterial Infection
Diverticulitis
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More about Flagyl (metronidazole) | More about Septra (sulfamethoxazole / trimethoprim) | |
Ratings & Reviews | ||
Flagyl has an average rating of 6.2 out of 10 from a total of 391 ratings on Drugs.com. 48% of reviewers reported a positive effect, while 27% reported a negative effect. |
Septra has an average rating of 5.6 out of 10 from a total of 21 ratings on Drugs.com. 47% of reviewers reported a positive effect, while 37% reported a negative effect. |
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Drug Class | ||
Side Effects | ||
See also: Flagyl side effects in more detail. |
See also: Septra side effects in more detail. |
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Generic Availability | ||
Pricing and Coupons * Prices are without insurance | ||
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
We could not find an exact match for this medicine. Try searching the Price Guide directly. |
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Dosage Form(s) Available | ||
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N/A |
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Brand Names | ||
Other metronidazole brands include: Flagyl 375, Flagyl IV, Likmez, Metro, Metro IV | Other sulfamethoxazole / trimethoprim brands include: Bactrim, Bactrim DS, Bactrim IV, Bactrim Pediatric, Bethaprim, Bethaprim Pediatric, Co-trimoxazole, Septra DS, SMZ-TMP DS, Sulfatrim Pediatric View more | |
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. | ||
20 hours |
14 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 B
No proven risk in humans
See the full pregnancy warnings document. |
Category D
Positive evidence of risk
See the full pregnancy warnings document. |
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Drug Interactions | ||
A total of 349 drugs are known to interact with Flagyl:
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A total of 412 drugs are known to interact with Septra:
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Alcohol/Food/Lifestyle Interactions | ||
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Disease Interactions | ||
First Approval Date | ||
July 18, 1963 |
July 30, 1973 |
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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.