Drug information

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Other Names
Bactrim, Bactrim DS, SMX-TMP, Septra, Sulfamethoprim, Sulfamethoprim-DS, Sulfatrim, TMP-SMX
Drug Class
Antibacterial (Sulfonamide/Dihydrofolate Reductase Inhibitor)
Chemical Image: (Click to enlarge)


Molecular Weight: 253.2809


Molecular Weight: 290.321

FDA label informationFDA label information

Several FDA-approved drug labels may be available for sulfamethoxazole / trimethoprim. Clinical Info provides the following link to the DailyMed drug label solely as an example of the labels available for sulfamethoxazole / trimethoprim. Inclusion or absence of a drug label link on the Clinical Info site does not imply endorsement or lack thereof by Clinical Info. Search DailyMed or Drugs@FDA to access more information on sulfamethoxazole / trimethoprim, including additional drug labels and any generic equivalents.

Tablet, tablet (double strength)