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Important: The information below refers to medicines available in the United States that contain trimethoprim.

Medications containing trimethoprim:

trimethoprim systemic

Brand names: Trimpex, Primsol, Proloprim
Drug class(es): urinary anti-infectives
Trimethoprim systemic is used in the treatment of:

Multi-ingredient medications containing trimethoprim:

polymyxin b/trimethoprim ophthalmic

Brand names: Polytrim
Drug class(es): ophthalmic anti-infectives
Polymyxin b/trimethoprim ophthalmic is used in the treatment of:

sulfamethoxazole/trimethoprim systemic

Brand names: Bactrim, Bactrim DS, Septra, Septra DS
Drug class(es): sulfonamides
Sulfamethoxazole/trimethoprim systemic is used in the treatment of:

Disclaimer: The indications, uses and warnings for individual medications outside the USA are determined by local regulatory bodies in each country or region. The website is intended primarily for audiences in the United States and its territories. Indications, uses and warnings on patient information leaflets are derived from FDA product labels and may differ in countries outside the USA. Every effort has been made to ensure that the information provided on this page is accurate, up-to-date and complete, but no guarantee is made to that effect. does not endorse drugs, diagnose patients or recommend specific therapies. The information on this page is not a substitute for the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that a drug or drug combination is safe, effective or appropriate for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of information provided here. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. Always consult your doctor or healthcare specialist for medical advice.