Comparing Keflex vs Septra DS
| Keflex (cephalexin) | Septra DS (sulfamethoxazole / trimethoprim) |
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| Keflex (cephalexin) | Septra DS (sulfamethoxazole / trimethoprim) |
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|---|---|---|
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Prescription only
Keflex is a cephalosporin-type antibiotic that may be used in the treatment of gram-positive cocci infections. However, it should be used with caution in people with a penicillin allergy. Prescribed... View more |
Prescription only
Prescribed for Bacterial Skin Infection, Bacterial Infection, Diverticulitis, Bronchitis, Epiglottitis, Granuloma Inguinale, Infection Prophylaxis, Kidney Infections, Melioidosis, Meningitis, Middle... View more |
Related suggestions Bacterial Infection
Middle Ear Infections (Otitis Media)
Upper Respiratory Tract Infection
Kidney Infections (Pyelonephritis)
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| More about Keflex (cephalexin) | More about Septra DS (sulfamethoxazole / trimethoprim) | |
| Ratings & Reviews | ||
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Keflex has an average rating of 7.3 out of 10 from a total of 91 ratings on Drugs.com. 66% of reviewers reported a positive effect, while 20% reported a negative effect. |
Septra DS has an average rating of 5.9 out of 10 from a total of 25 ratings on Drugs.com. 48% of reviewers reported a positive effect, while 32% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | ||
View all Keflex side effects |
View all Septra DS side effects |
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| Drug Class | ||
| Generic Availability | ||
| Lower cost generic approved | ||
| Pricing and Coupons * Prices are without insurance | ||
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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 Forms | ||
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N/A |
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| Brand Names | ||
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N/A |
Other sulfamethoxazole / trimethoprim brands include: Bactrim, Bactrim DS, Bactrim IV, Bactrim Pediatric, Bethaprim, Bethaprim Pediatric, Co-trimoxazole, Septra, SMZ-TMP DS, Sulfatrim Pediatric View more | |
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | ||
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1 hour |
14 hours |
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| CSA Schedule 1 View glossary of CSA terms | ||
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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 | ||
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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 | ||
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A total of 53 drugs are known to interact with Keflex:
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A total of 461 drugs are known to interact with Septra DS:
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| Alcohol/Food/Lifestyle Interactions | ||
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| Disease Interactions | ||
| First Approval Date | ||
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January 04, 1971 |
July 30, 1973 |
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| WADA Class View classifications | ||
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N/A |
N/A |
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| More Information | ||
| Patient Resources | ||
| Professional Resources | ||
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N/A |
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| Related Treatment Guide | ||
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1 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.
See also:
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.