Health Guide
Drug Guide

Vitamin b2

What is it?

Vitamin B2 is a supplement used in acne, rosacea, depression, migraine headaches, cataracts, Crohn's disease, HIV, Vitamin B2 deficiency (not enough Vitamin B2 in the body), carpal tunnel syndrome, and sickle cell anemia.

Other names for Vitamin B2 include: Riboflavin.

Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.

Before Using:

Tell your doctor if you


Talk with your caregiver about how much Vitamin B2 you should take. The amount depends on the strength of the medicine and the reason you are taking Vitamin B2. If you are using this medicine without instructions from your caregiver, follow the directions on the medicine bottle. Do not take more medicine or take it more often than the directions tell you to.

To store this medicine:

Keep all medicine locked up and away from children. Store medicine away from heat and direct light. Do not store your medicine in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down and not work the way it should work. Throw away medicine that is out of date or that you do not need. Never share your medicine with others.


Side Effects:

Stop taking your medicine right away and talk to your doctor if you have any of the following side effects. Your medicine may be causing these symptoms which may mean you are allergic to it.

Other Side Effects:

You may have the following side effects, but this medicine may also cause other side effects. Tell your doctor if you have side effects that you think are caused by this medicine.


1. Murray, MT: Encyclopedia of Nutritional Supplements. Prima Publishing, Rocklin, CA; 1996.

2. Schoenen J, Lenaerts M & Bastings E: High-dose riboflavin as a prophylactic treatment of migraine: Results of an open pilot study. Cephalalgia 1994; 14:328-329.

3. Gilman AG, Rall TW, Nies AS et al (eds): Goodman and Gilman's The Pharmacological Basis of Therapeutics, 8th ed. Pergamon Press, New York, NY; 1990.

4. Olin B (ed): Drug Facts and Comparisons. Facts and Comparisons Inc, St. Louis, MO; 1990.

Last Updated: 9/15/2016

Thomson Micromedex. All rights reserved.

Thomson & A.D.A.M