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Imdur Dosage

Generic name: isosorbide mononitrate 30mg
Dosage form: tablet, extended release
Drug class: Antianginal agents

Medically reviewed by Last updated on Feb 6, 2023.

The recommended starting dose of IMDUR Tablets is 30 mg (given as a single 30 mg tablet or as 1/2 of a 60 mg tablet) or 60 mg (given as a single tablet) once daily. After several days, the dosage may be increased to 120 mg (given as a single 120 mg tablet or as two 60 mg tablets) once daily. Rarely, 240 mg may be required. The daily dose of IMDUR Tablets should be taken in the morning on arising. IMDUR Extended Release Tablets should not be chewed or crushed and should be swallowed together with a half-glassful of fluid. Do not break the 30 mg tablet.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.