metformin vs ranolazine
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Side-by-side comparison of metformin and ranolazine. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
minor Known Drug Interaction
Examples: Ranolazine, vandetanib, dolutegravir, and cimetidine. ( 7 ) Drugs that reduce metformin clearance (such as ranolazine, vandetanib, dolutegravir, and cimetidine) may increase the accumulation of metformin.
Glucophage, Fortamet, Glumetza
Ranexa
No summary available.
Ranolazine extended-release tablets help treat chronic angina (chest pain). It can be used with other heart medicines.
Information not available.
Ranolazine is used to treat chronic angina, which is chest pain that keeps coming back. It can help you have fewer angina episodes. You can take this medicine with other drugs like beta-blockers or nitrates.
Information not available.
Ranolazine works by affecting the sodium channels in your heart cells. This helps to improve blood flow to your heart. It reduces the amount of calcium in your heart, which can help prevent angina.
- • Diarrhea
- • Upper respiratory tract infection (like a cold)
- • Headache
- • Dizziness
- • Headache
- • Constipation
- • Nausea
- Nausea 21,946
- Diarrhoea 21,884
- Blood Glucose Increased 18,328
- Fatigue 17,252
- Acute Kidney Injury 16,440
- Death 816
- Myocardial Infarction 640
- Chest Pain 605
- Angina Pectoris 594
- Stent Placement 582
No specific warnings noted.
Ranolazine can cause changes in your heart's electrical activity (QT prolongation). If you have kidney problems, your doctor should check your kidney function. If you develop kidney failure, stop taking ranolazine.
No pregnancy information available.
It is not known if ranolazine can harm an unborn baby. Talk to your doctor if you are pregnant or plan to become pregnant. It is also not known if ranolazine passes into breast milk. Discuss with your doctor if you are breastfeeding.
How to Read This metformin vs ranolazine Comparison
metformin is classified in the Biguanide drug class, while ranolazine sits within the Late Sodium Current Inhibitor (Antianginal) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, metformin has 95,850 submissions while ranolazine has 3,237. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to ranolazine slows down how quickly your body removes metformin, which can cause the medicine to build up in your blood.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for metformin or ranolazine.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.