The average cost for 60 tablets of 10mg of Isosorbide Mononitrate is $34.03 with a free GoodRx coupon. This is 83.63% off the average retail price of $207.85.
Typical dosage for Isosorbide Mononitrate
Isosorbide Mononitrate is available as an immediate-release tablet that's short-acting and an extended-release tablet that's long-acting.
- Immediate-release tablet (Monoket and generics): The typical dose is 20 mg by mouth twice daily, given 7 hours apart.
- Extended-release tablet (generic only): The typical starting dose is 30 mg or 60 mg by mouth once daily in the morning.
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Reviewed by:
Allison Gourley, PharmDAllison Gourley, PharmD, is a kidney and pancreas transplant pharmacist at a teaching hospital in the San Francisco Bay Area. When she’s not educating patients about their immunosuppressants, she's actively involved in transplant research.

Reviewed by:
Cydnee Ng, PharmDCydnee Ng, PharmD, is a drug information pharmacist at GoodRx, where she lends her expertise to providing reader-friendly, accessible content about medications. She holds her pharmacist license in California.
