MedicinePOMEssential

Isorsorbide Dinitrate

A nitrate heart medicine used to prevent angina chest pain.

Clinical information

Common uses

preventing angina symptoms
heart failure, with other medicines

Common side effects

headaches
feeling dizzy
feeling weak or tired

Cautions

do not drive or cycle if it makes you dizzy
tell your doctor if low blood pressure, recent heart attack, glaucoma or anaemia
may need stopping before surgery

Interactions

erection medicines (sildenafil, tadalafil and similar)
riociguat (pulmonary hypertension medicine)
other blood pressure medicines
alcohol (increases dizziness)

Pregnancy: can be taken — but ask for a specialist review

Reference information, not medical advice — always follow your doctor or pharmacist. Source: NHS Medicines A–Z, nhs.uk/medicines/isosorbide-mononitrate-dinitrate (accessed 2026-08-16)

Approved brands & formulations20

Brand name	Dosage form	Strength	Importer	Category
Imdur	Tablet ( Film coated - prolonged released )	30 mg	authorized medicine importers	POM
Imdur	Tablet ( Film coated - prolonged released )	60 mg	authorized medicine importers	POM
Isdin	Tablet	10 mg	authorized medicine importers	POM
Isordil	Tablet	5 mg	authorized medicine importers	POM
Isordil	Tablet ( Uncoated - Sublingual )	5 mg	authorized medicine importers	POM
Isordil	Tablet	10 mg	authorized medicine importers	POM
Isordil-10	Tablet ( Uncoated Tablet )	10 mg IP	authorized medicine importers	POM
Isorsorbide Mononitrate	Tablet	10 mg	—	POM
Isosorbide-5-Mononitrate Bp	Tablet ( Film coated - prolonged released )	60 mg	—	POM
Isosorbide Dinitrate	Tablet	20 mg	—	POM
Isosorbide Dinitrate	Tablet	5 mg	—	POM
Isosorbide Dinitrate	Tablet ( Uncoated Tablet )	10 mg	—	POM
Isosorbide Mononitrate	Tablet ( Sustained Released )	30mg	—	POM
Isosorbide Mononitrate	Tablet	20 mg	—	POM
Isosorbide Mononitrate	Tablet	40 mg	—	POM
Monis	Tablet	20 mg	authorized medicine importers	POM
Monis	Tablet	40 mg	authorized medicine importers	POM
Mono Sorbitrate	Tablet	10 mg	authorized medicine importers	POM
Mono Sorbitrate	Tablet	20 mg	authorized medicine importers	POM
Solbid	Tablet	10mg	authorized importers after registration of the product	POM