How does rosuvastatin work?
Rosuvastatin blocks an enzyme in the liver (HMG-CoA reductase) that is responsible for producing cholesterol. This helps lower LDL (‘bad’ cholesterol) and triglycerides while increasing HDL (‘good’ cholesterol).
What is rosuvastatin used to treat?
Rosuvastatin is commonly prescribed for:
- High cholesterol (hypercholesterolaemia) (to reduce the risk of heart disease and stroke)
- Familial hypercholesterolaemia (a genetic condition causing high cholesterol levels)
- Preventing cardiovascular disease (in people at high risk of heart attacks and strokes)
Who can take rosuvastatin?
Rosuvastatin is suitable for most adults and some children (under specialist supervision) who need cholesterol management.
Who might not be able to take rosuvastatin?
Rosuvastatin may not be suitable if you:
- Have liver disease
- Have severe kidney disease
- Have a history of muscle problems or myopathy
- Are taking certain medications that interact with statins (such as ciclosporin or fibrates)
Can I take rosuvastatin if I’m pregnant or breastfeeding?
Rosuvastatin isn’t recommended during pregnancy or breastfeeding, as it may affect the baby. Speak to your doctor about safer alternatives.
What if I miss a dose?
If you forget a dose, take it as soon as you remember. If it’s close to your next dose, skip the missed one—do not take two doses at once.
How effective is rosuvastatin?
Rosuvastatin is highly effective at lowering cholesterol levels and reducing cardiovascular risk when taken consistently.
What should I do if I take too much?
Taking too much rosuvastatin can increase the risk of serious side effects, including muscle pain and liver damage. If you think you’ve taken too much, seek medical help immediately.
What dose of rosuvastatin is usually taken?
- Starting dose: 5mg to 10mg once daily
- Maintenance dose: 5mg to 40mg once daily
- Your doctor will determine the correct dose based on your cholesterol levels and overall health.
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What are the side effects of rosuvastatin?
Common side effects include:
- Headache
- Muscle pain or weakness
- Nausea or stomach discomfort
- Dizziness
Serious side effects, such as severe muscle pain (rhabdomyolysis) or liver problems, require urgent medical attention.
How should I take rosuvastatin?
Rosuvastatin is taken as tablets, usually once daily, with or without food.
When should rosuvastatin be taken?
Rosuvastatin should be taken at the same time each day, preferably in the evening.
What are the brand names for rosuvastatin?
Rosuvastatin is available as a generic medicine, but some branded versions include:
- Crestor
- Ezallor
Final thoughts
Rosuvastatin is an effective cholesterol-lowering medication that reduces the risk of heart disease and strokes. To get the best results, take it as prescribed, maintain a healthy diet, and have regular cholesterol checks. If side effects occur, speak to your doctor or pharmacist.
