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Medically Approved

Rosuvastatin oral tablet dosage: A detailed guide

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Form and strengthsDosageFAQHow it’s takenCouponOverdoseAsk your doctor
Doctors prescribe rosuvastatin oral tablet for conditions including high cholesterol in adults and some children. You take it by mouth once per day.
Medically reviewed by Amber R. Watson, PharmD
Updated on

This article describes rosuvastatin oral tablet’s dosages and strengths and gives details on how to take it. You’ll also find information on cost savings and coupon options for rosuvastatin. If you want to know more about rosuvastatin oral tablet, see this overview article. It covers details about the drug’s uses and side effects, ways to save on cost, and more.

Rosuvastatin oral tablet is a generic version of the brand-name drug Crestor. If you have questions about Crestor, talk with your doctor.

Form and strengths of rosuvastatin

Rosuvastatin oral tablet comes as follows:

  • Form: oral tablet, which you’ll take by swallowing
  • Strengths: 5 milligrams (mg), 10 mg, 20 mg, and 40 mg

Dosage of rosuvastatin

This article describes the recommended dosages for rosuvastatin oral tablet. The drugmaker provides these dosages.

If your doctor prescribes this medication, you should follow the dosage they prescribe. Your doctor will determine the dosage that best meets your needs. Do not change your dosage of rosuvastatin oral tablet without your doctor’s recommendation.

Usual recommended dosages of rosuvastatin in adults

Usually, doctors start by prescribing a low dosage of rosuvastatin oral tablet. Then, they’ll adjust it over time until the right dosage is reached. Ultimately, your doctor will prescribe the smallest dosage that gives the desired outcome.

Doses of rosuvastatin oral tablet in the following tables are expressed in milligrams (mg).

Dosage for high cholesterol and other conditions

PurposeRecommended doseFrequency
reduce the risk of heart attack, stroke, or need for procedures to increase blood flow to the heart 5–40 mg once per day
reduce LDL cholesterol in several types of hyperlipidemia and hypercholesterolemia (high cholesterol)5–40 mgonce per day
slow the progression of atherosclerosis5–40 mg once per day
treat high triglycerides5–40 mg once per day
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Dosages of rosuvastatin in children

Rosuvastatin is used to reduce LDL cholesterol in children with certain types of hypercholesterolemia (high cholesterol). The recommended dosage of rosuvastatin in children is as follows:

PurposeAgeRecommended doseFrequency
reduce LDL cholesterol in heterozygous familial hypercholesterolemia (HeFH)8 years to less than 10 years5–10 mgonce per day
reduce LDL cholesterol in HeFH10 years and older5–20 mgonce per day
reduce LDL cholesterol in homozygous familial hypercholesterolemia (HoFH)7 years and older20 mgonce per day

Dosage adjustments for rosuvastatin

Your doctor will prescribe a dosage of rosuvastatin oral tablet based on several factors. In some cases, they may recommend a lower dosage for you. These factors include:

  • the specific condition being treated and how severe it is
  • your age
  • whether you’re of Asian ancestry
  • other health conditions you may have
  • how well your kidneys are working
  • other medications you may take

Missed dose of rosuvastatin

If you miss a dose of rosuvastatin, skip it and take your next scheduled dose. Do not take two doses at once to make up for the missed one. If you are unsure of what to do, talk with your doctor.

For tips on how to plan your doses of rosuvastatin oral tablet and avoid missing a dose, read this article. You could also try:

  • downloading a reminder app on your phone
  • setting an alarm
  • putting a note where you’ll see it, such as on your calendar, bathroom mirror, or bedside table

Frequently asked questions

Below are answers to some commonly asked questions about rosuvastatin oral tablet and its dosage.

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Is rosuvastatin taken long term?

Yes, doctors typically prescribe rosuvastatin oral tablet as a long-term treatment. If you and your doctor determine that it’s safe and effective for your condition, you’ll likely take it long term.

If you have questions about how long you should take rosuvastatin oral tablet, talk with your doctor.

When is the best time of day to take my rosuvastatin dose?

You can take your rosuvastatin dose any time of day, with or without food. Follow your doctor’s recommendation.

What is considered a low dose of rosuvastatin?

The lowest available dose of rosuvastatin is 5 milligrams (mg). It also comes in three other strengths: 10 mg, 20 mg, and 40 mg. If you have concerns about your dosage, talk with your doctor.

How rosuvastatin is taken

You’ll swallow rosuvastatin oral tablet once per day, with or without food. Do not crush, split, or chew the tablet.

If it’s hard for you to swallow tablets, view this article. It provides suggestions on how to swallow medications that come in pill form.

Also, be sure to talk with your doctor or pharmacist if you’re having difficulty taking your medication. They can offer recommendations about taking it.

Rosuvastatin coupon

Visit this page to access Optum Perks coupons and get price estimates for rosuvastatin when you use the coupons. These coupons can provide significant savings on your prescription costs.

Note: Optum Perks coupons cannot be used with insurance copays or benefits.

Overdose of rosuvastatin

It’s important that you do not take more rosuvastatin oral tablet than your doctor prescribes. Doing so can lead to harmful effects.

What to do if you take too much rosuvastatin

If you think you’ve taken too much rosuvastatin, call your doctor or pharmacist right away. Or you could call 800-222-1222 to speak with someone at America’s Poison Centers. You can also use its online resource. If you have severe symptoms, call 911 or a local emergency number immediately. You can also go to the closest emergency room.

What to ask your doctor

This article describes the usual recommended dosages for rosuvastatin oral tablet. If your doctor prescribes this medication, they’ll determine the dosage that’s best for you.

Do not change your dosage of rosuvastatin oral tablet without your doctor’s recommendation. You should take rosuvastatin oral tablet exactly as your doctor prescribes it. Let your doctor know if you have concerns or questions about your treatment plan.

Here’s a list of some possible questions you may want to ask your doctor:

  • Will my doctor change my dosage of rosuvastatin oral tablet if it’s not working for me?
  • Will my dosage of rosuvastatin change if I’m taking other medications with it?
  • Would a different dosage of rosuvastatin raise or lower my risk of side effects from the drug?

Disclaimer: Optum Perks has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or another healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.

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