fluvastatin vs rosuvastatin
PlainMeds reviewed this comparison against our methodology in August 2026. It places FDA and CMS record fields side by side, without recommending either medication.
Side-by-side comparison of fluvastatin and rosuvastatin. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Lescol
Crestor
Fluvastatin (Lescol) is a medicine that helps lower cholesterol levels in your blood. It belongs to a group of drugs called statins.
Rosuvastatin is a drug that lowers cholesterol. It helps to reduce the risk of heart problems and stroke.
This medicine is used to lower high cholesterol and triglycerides (fats) in adults and children (10-16 years old) with certain inherited cholesterol problems. It can also lower the risk of needing procedures to improve blood flow to the heart in adults with heart disease. Fluvastatin can also slow down the hardening of arteries in people with heart disease.
Rosuvastatin is used to lower bad cholesterol (LDL) in adults and children. It can also slow down the hardening of arteries in adults. This medicine also treats high triglycerides and certain inherited cholesterol disorders.
Fluvastatin works by blocking a substance your body needs to make cholesterol. This helps to lower bad cholesterol (LDL) and triglycerides while raising good cholesterol (HDL). By lowering cholesterol, it helps prevent heart disease and stroke.
Rosuvastatin belongs to a class of drugs called statins. It works by blocking a substance your body needs to make cholesterol. This helps to lower your cholesterol levels.
- • Headache
- • Upset stomach
- • Muscle pain
- • Abdominal pain
- • Nausea
- • Headache
- • Nausea
- • Muscle pain
- • Weakness
- • Constipation
- Myalgia 669
- Diarrhoea 371
- Dizziness 361
- Dyspnoea 340
- Nausea 337
- Fatigue 11,700
- Nausea 10,039
- Dyspnoea 9,208
- Diarrhoea 9,198
- Myalgia 8,784
This medicine can sometimes cause muscle problems, including rhabdomyolysis (a serious muscle breakdown that can lead to kidney damage). Tell your doctor right away if you have unexplained muscle pain, tenderness, or weakness, especially if you also have a fever or feel sick. This medicine can also cause liver problems. Your doctor should do blood tests to check your liver before you start taking fluvastatin and while you are taking it.
Rosuvastatin can cause muscle problems, including muscle pain, tenderness, or weakness. Tell your doctor right away if you have these symptoms, especially if you also have a fever or feel sick. Rosuvastatin can also cause liver problems. Your doctor may do blood tests to check your liver before and during treatment.
You should not take fluvastatin if you are pregnant or breastfeeding. This medicine can harm an unborn baby. If you are a woman who could become pregnant, use effective birth control while taking fluvastatin.
Do not take rosuvastatin if you are pregnant. It can harm your unborn baby. Talk to your doctor about other ways to control your cholesterol during pregnancy. Breastfeeding is not recommended while taking rosuvastatin.
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How to Read This fluvastatin vs rosuvastatin Comparison
fluvastatin is classified in the HMG-CoA Reductase Inhibitor (Statin) drug class, while rosuvastatin sits within the HMG-CoA Reductase Inhibitor (Statin) class. Because both drugs share the same classification, they are often considered interchangeable in theory, but clinical outcomes rarely track that cleanly. 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, fluvastatin has 2,078 submissions while rosuvastatin has 48,929. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. 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 fluvastatin or rosuvastatin.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.