sulfamethoxazole/trimethoprim(Bactrim, Bactrim DS, Septra)
Sulfonamide + folate antagonist; antibacterial combination
Pronunciation
/ˌsʌlfəmɛˈθɒksəzoʊl ˌtraɪˈmɛθəprɪm/
International Phonetic Alphabet (IPA). Say it aloud once — you will remember it forever.
At a glance
- Generic name
- sulfamethoxazole/trimethoprim
- Brand names
- Bactrim, Bactrim DS, Septra, Septra DS, Sulfatrim
- Therapeutic class
- Sulfonamide + folate antagonist; antibacterial combination
- Mechanism (summary)
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Clinical pearls
- Drink plenty of fluids (prevent crystalluria).
- Use sunscreen.
- Take with food if GI upset.
- Report any rash immediately.
- Tell provider if on warfarin, MTX, ACEs/ARBs.
Sources
See how sulfamethoxazole/trimethoprim appears in NAPLEX-style questions
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