Skip to Content

R 631 (Isosorbide Mononitrate 10 mg)

Pill with imprint R 631 is Blue, Round and has been identified as Isosorbide mononitrate 10 mg. It is supplied by Actavis.

Isosorbide mononitrate is used in the treatment of angina; heart failure; angina pectoris prophylaxis; esophageal spasm and belongs to the drug class antianginal agents. Risk cannot be ruled out during pregnancy. Isosorbide mononitrate 10 mg is not a controlled substance under the Controlled Substance Act (CSA).

Images for R 631

Isosorbide mononitrate 10 mg R 631
Isosorbide mononitrate 10 mg R 631  Front
Isosorbide mononitrate 10 mg R 631  Back
Isosorbide mononitrate 10 mg R 631

Isosorbide mononitrate

R 631
10 mg
7.00 mm
Prescription only
Drug Class:
Antianginal agents
Pregnancy Category:
C - Risk cannot be ruled out
CSA Schedule:
Not a controlled drug
Labeler / Supplier:
Inactive Ingredients:
calcium stearate
silicon dioxide
corn starch
FD&C Blue No. 1
lactose monohydrate
microcrystalline cellulose
magnesium silicate
Note: Inactive ingredients may vary.

Get help with Imprint Code FAQs.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date, and complete, but no guarantee is made to that effect. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.

Copyright 2018, National Library of Medicine, Truven Health Analytics and Cerner Multum, Inc. All Rights Reserved.