Definition of Trimethoprim
1. [n -S]
Medical Definition of Trimethoprim
1.
A drug that inhibits the reduction of dihydrofolate to tetrahydrofolate (a later step than that inhibited by sulphonamides).
Selective for some bacterial dihydrofolate reductases and often used in conjunction with sulphonamides.
(19 Jan 1998)
Lexicographical Neighbors of Trimethoprim
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