isosorbide mononitrate
Isosorbide Mononitrate is a nitrate vasodilator used to treat Angina Pectoris, Coronary Disease, Cyanosis, Gastroesophageal Reflux.
Nitrate Vasodilator · by Chartwell Molecular
Generic of Monoket
Key facts
- Active ingredient
- Isosorbide Mononitrate
- Drug class
- Nitrate Vasodilator
- Form
- Tablet, Tablet, extended release
- Strength
- Isosorbide Mononitrate 120MG · Isosorbide Mononitrate 30MG · Isosorbide Mononitrate 60MG
- Type
- Prescription (Rx)
- Brand or generic
- Generic
- May treat
- angina pectoris, coronary disease, cyanosis
- Manufacturer
- Chartwell Molecular
- FDA application
- ANDA075155
Drug class
How this class works, per Nitrates - StatPearls - NCBI Bookshelf.
May treat (source: NIH RxClass)
See how Isosorbide Mononitrate ranks — best-rated nitrate vasodilator for:
Dosage forms
Tablet and Tablet, extended release
The forms currently marketed in the U.S., per the FDA National Drug Code Directory.
Ways to save
Ask for the generic
Same active ingredient, far cheaper. Is there a generic? →
Request a 90-day supply
Bulk fills usually lower the per-dose price vs monthly refills.
Use copay cards
Manufacturer copay cards & patient-assistance programs — especially for brand drugs.
Compare alternatives
A same-class option may cost less. See alternatives →
Frequently asked questions
- What does Isosorbide Mononitrate treat?
- Isosorbide Mononitrate (Isosorbide Mononitrate) may be used to treat angina pectoris, coronary disease, cyanosis, gastroesophageal reflux, heart failure, poisoning, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.
- How does Isosorbide Mononitrate work?
- Isosorbide Mononitrate is a nitrate vasodilator. Nitrate vasodilators are converted in the body into nitric oxide, which relaxes the smooth muscle in blood vessel walls and widens them. This mainly opens up the veins, reducing how hard the heart must work and relieving chest pain.
- Is there a coupon or discount for Isosorbide Mononitrate?
- pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Isosorbide Mononitrate. To pay less, Isosorbide Mononitrate is already a generic — usually the lowest-cost version — so the main levers are comparing cash prices between pharmacies and using a pharmacy discount-card service. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.
- Who makes Isosorbide Mononitrate?
- Isosorbide Mononitrate is marketed by Chartwell Molecular. You can see Chartwell Molecular's full profile, rating, and other products on pharmaranks.
- Is Isosorbide Mononitrate a brand-name or generic drug?
- Isosorbide Mononitrate is a generic medication; its active ingredient is Isosorbide Mononitrate. Generics contain the same active ingredient as the brand-name original and are usually lower cost.
- Is Isosorbide Mononitrate available over the counter?
- No. Isosorbide Mononitrate is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.
- What forms does Isosorbide Mononitrate come in?
- Isosorbide Mononitrate is currently marketed as tablet and tablet, extended release, per the FDA's National Drug Code Directory.
- What class of drug is Isosorbide Mononitrate?
- Isosorbide Mononitrate is classified as nitrate vasodilator, per the FDA's Established Pharmacologic Class.
- Is Isosorbide Mononitrate FDA-registered?
- Isosorbide Mononitrate is on record with the U.S. FDA under application number ANDA075155. You can verify this on its official FDA label.
Information is sourced from public FDA regulatory data. Provided for general reference only — not medical advice. Always consult a licensed professional and the current prescribing information.
What people report to the FDA about Isosorbide Mononitrate
The FDA Adverse Event Reporting System (FAERS) collects reports from patients and clinicians. It holds 22,022 reports naming Isosorbide Mononitrate, and the FDA flagged 84% of those reports as serious. The effects reported most often — leaving out reports about overdose, misuse or the condition being treated, which dominate the raw list for common medicines:
- dyspnoea1,644 reports
- dizziness1,551 reports
- fatigue1,383 reports
- diarrhoea1,381 reports
- nausea1,353 reports
- chest pain1,276 reports
- headache1,137 reports
- myocardial infarction1,109 reports
Read these as a signal, not a rate. A report does not mean Isosorbide Mononitrate caused the effect — anyone can file one, and many describe people taking several medicines for several conditions. Crucially there is no denominator: FAERS does not record how many people took the drug, so these counts cannot be turned into “X% of patients” — a bigger number often just means a more widely used or more talked-about drug. Duplicates exist, and publicity drives reporting. For what is actually established, read the FDA label.
Source: openFDA drug/event (FAERS), retrieved September 25, 2026.
Reviews
No reviews yet. Be the first to write one.
People also viewed
Compare Isosorbide Mononitrate head-to-head
More nitrate vasodilator drugs
Browse medications A–Z
Research products from A to Z, compare independent ratings, and find alternatives.
isosorbide mononitrate
New