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IMDUR vs NITRO-BID

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Possible drug interaction. IMDUR and NITRO-BID are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Rating

New
70/100

Pharmacy pays

~$4.23 /30

Type

RX
RX

Active ingredient

ISOSORBIDE MONONITRATE
NITROGLYCERIN

Dosage forms

Tablet, extended release
Topical

Drug class

Nitrate Vasodilator
Nitrate Vasodilator

Boxed warning

None
None

Treats

Angina Pectoris, Coronary Disease, Cyanosis
Angina Pectoris, Eclampsia, Fissure in Ano

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Frequently asked questions

What is the difference between Imdur and Nitro-Bid?

Imdur contains Isosorbide Mononitrate, while Nitro-Bid contains Nitroglycerin — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.