What drug test: Niacin isn't a controlled substance so I'm sure you'll pass if they detect it in your urine. If you mean cholesterol, it depends on how high you were before starting Niacin and what you've been eating for the past 3 weeks.
Answered 11/16/2015
4k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question