Trimethoprim blocks the production of tetrahydrofolic ... Discontinue at the 1 st sign of skin rash or any other serious reaction. Elderly. Embryo-fetal toxicity. Pregnancy. Nursing mothers ...

Trimethoprim-sulfamethoxazole is the most commonly ... and wheezing) as compared to a rash with a sulfa allergy. These are two separate types of allergies with no connection between them.

Trimethoprim blocks the production of tetrahydrofolic ... Discontinue at the 1 st sign of skin rash or any other serious reaction. Elderly. Embryo-fetal toxicity. Pregnancy. Nursing mothers ...