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ROSUVASTATIN CALCIUM vs ZOCOR

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 19, 2026·How we rate

Possible drug interaction. ROSUVASTATIN CALCIUM and ZOCOR are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

rosuvastatin calciumzocor

Rating

64/100
70/100

Pharmacy pays

~$1.37 /30
~$0.93 /30

Type

RX
RX

Active ingredient

ROSUVASTATIN CALCIUM
SIMVASTATIN

Manufacturer

Lupin
Organon

Dosage forms

Tablet
Tablet

Drug class

Hmg-Coa Reductase Inhibitor
Hmg-Coa Reductase Inhibitor

Boxed warning

None
None

Half-life

about 19 hours
about 2 hours (short) in typical adults

Treats

Coronary Artery Disease, Hypercholesterolemia, Hyperlipoproteinemias
Coronary Artery Disease, Hypercholesterolemia, Hyperlipoproteinemias

Frequently asked questions

Which is better-rated, Rosuvastatin Calcium or Zocor?

By our independent rating, Zocor scores higher — 3.5 vs 3.2 out of 5 for Rosuvastatin Calcium. Ratings are based on FDA regulatory (recall-safety) data.

Which is cheaper, Rosuvastatin Calcium or Zocor?

Zocor costs pharmacies less to acquire — about $0.93 vs $1.37 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Rosuvastatin Calcium and Zocor?

Rosuvastatin Calcium contains Rosuvastatin Calcium, while Zocor contains Simvastatin — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.