Medicines & Supplements A to Z > Crestor


Last updated on 19/10/2021.

Overview   |   Dosage   |    Side Effects   |   Precautions  |   Tips  |   Where To Buy  

GENERIC NAME: Rosuvastatin


DRUG CLASS: Lipid-regulating drugs

SUB CLASS: HMG-CoA reductase inhibitors

USED FOR: High blood cholesterol, Prevention of cardiac events

– 5mg, 10mg, 20mg, 40mg (tablets)

What is Crestor for?

Crestor is a brand product that contains Rosuvastatin, which is a type of cholesterol-lowering drug called statin. It blocks the enzyme that produces cholesterol, therefore reducing cholesterol levels in the body.

It is also used as a preventative measure for cardiac events, by reducing the blood cholesterol level to reduce the risk of heart attack or stroke.

How to use it?

Crestor is taken orally as tablets. The usual initial dose is 10-20 mg once daily (Asian patients may need a lower dose, i.e. 5 mg once daily). The usual dose range is 5-40 mg once daily. 

It can be taken at any time of the day, but preferably taken at night as it is the time when the body produces most cholesterol. The dose may vary depending on your cholesterol level.

What are the side effects of Crestor?

Common side effects of Crestor are muscle pain and muscle weakness. 

Some rare side effects include an increased risk of diabetes, cognitive impairment (inability to focus or remember) and severe muscle breakdown (rhabdomyolysis). Report to your healthcare professionals if you experience those side effects.

Who should not take Crestor?

– People who are allergic to Rosuvastatin or any component of the formulation
– People with active liver disease
Pregnant or breastfeeding women and those who intend to become pregnant

Pharmacist Tips:

– Speak to your healthcare professional if you experience any unexplained muscle pain.
– In order to effectively manage cholesterol, you must exercise regularly and maintain a healthy diet.
– Take adequate contraception during the treatment if you have childbearing potential.
– Avoid or limit alcohol use while using this medication because it may raise your chance of liver disease.

Common dosing schedule:
Crestor can be taken with or without food. It is preferably taken at night.

This schedule is for reference only, adjustments may be made according to individual needs.

Some common medications Crestor may interact with:

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Crestor in Hong Kong?

In Hong Kong, Crestor is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at

Need more information?

For detailed information about the use of Crestor in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.