Comparing Bactrim vs Trimethoprim
| Bactrim (sulfamethoxazole / trimethoprim) | Trimethoprim |
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| Bactrim (sulfamethoxazole / trimethoprim) | Trimethoprim |
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Prescription only
Bactrim is an effective combination antibiotic; however, it may not be suitable for those with kidney or liver disease or folate deficiency. The risk of side effects may be higher in the elderly... View more |
Prescription only
Prescribed for Urinary Tract Infection, Prevention of Bladder infection, Bladder Infection, Middle Ear Infections, Pneumocystis Pneumonia. Trimethoprim may also be used for purposes not listed in... View more |
Related suggestions Urinary Tract Infection
Middle Ear Infections (Otitis Media)
Prevention of Bladder infection (Cystitis Prophylaxis)
Pneumocystis Pneumonia
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| More about Bactrim (sulfamethoxazole / trimethoprim) | More about Trimethoprim | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Bactrim has an average rating of 5.4 out of 10 from a total of 618 ratings on Drugs.com. 42% of reviewers reported a positive effect, while 43% reported a negative effect. |
Trimethoprim has an average rating of 3.1 out of 10 from a total of 196 ratings on Drugs.com. 13% of reviewers reported a positive effect, while 70% 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 Bactrim side effects |
View all Trimethoprim side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Bactrim prices |
View all Trimethoprim prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Other sulfamethoxazole / trimethoprim brands include: Bactrim DS, Bactrim IV, Bactrim Pediatric, Bethaprim, Bethaprim Pediatric, Co-trimoxazole, Septra, Septra DS, SMZ-TMP DS, Sulfatrim Pediatric View more | Primsol | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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14 hours |
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 D
Positive evidence of risk
See the full pregnancy warnings document. |
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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| Drug Interactions | |||||||||||||||||
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A total of 458 drugs are known to interact with Bactrim:
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A total of 162 drugs are known to interact with Trimethoprim:
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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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July 30, 1973 |
May 30, 1980 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
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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:
SMZ-TMP DS
SMZ-TMP DS (sulfamethoxazole and trimethoprim) is an antibiotic used to treat ear infections ...
Dupixent
Dupixent is used to treat eczema, eosinophilic or oral-corticosteroid-dependent asthma, chronic ...
Co-trimoxazole
Co-trimoxazole is used for bacterial infection, bacterial skin infection, bronchitis ...
Septra
Septra is an antibiotic containing sulfamethoxazole and trimethoprim used to treat ear infections ...
Septra DS
Septra DS is used for bacterial infection, bacterial skin infection, bronchitis, diverticulitis ...
Polysporin First Aid Antibiotic Ointment
Polysporin First Aid Antibiotic Ointment is used for bacterial skin infection
Sulfatrim
Sulfatrim is used for bacterial infection, bacterial skin infection, bronchitis, diverticulitis ...
Bacitracin topical
Bacitracin topical is used for bacterial skin infection
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.