5 days: The half life of sulfa and trimethoprim vary from 10 to 20 hours. 5 half lives for almost complete elimination so 50 to 100 hours.
Answered 9/13/2018
5.5k views
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
7 doctors weighed in across 3 answers
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question