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Trimethoprim

Trimethoprim Dosage

Robert Chad Hakim, PharmD, BCCCPAllison Gourley, PharmD
Reviewed by Robert Chad Hakim, PharmD, BCCCP, Allison Gourley, PharmD
Last reviewed on September 19, 2023

The average cost for 90 tablets of 100mg of Trimethoprim is $44.49 with a free GoodRx coupon. This is 41.28% off the average retail price of $75.77.

tabletTablet

Dosage

Quantity

Price as low as

Price per unit

100mg

90 tablets

$44.49

$0.49

Typical dosage for Trimethoprim

The typical dose for adults is 100 mg by mouth every 12 hours for 10 days. An alternative dosage is 200 mg by mouth once daily for 10 days.

Your dose might differ if you have kidney problems.

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