Rosuvastat

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Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Rosuvastat

Rosuvastat is a medication that belongs to the class of drugs known as statins, which are principally used to regulate lipid (fat) levels in the blood. Its active ingredient is Rosuvastatin, a synthetic compound that functions as a potent HMG-CoA Reductase Inhibitor. The medication is an orally administered, single-ingredient product.

Property Description
Active ingredient Rosuvastatin (typically as Rosuvastatin Calcium)
Form Tablet (oral administration)
Pharmacological class Statin (HMG-CoA Reductase Inhibitor)
General use Modification of blood lipid levels (dyslipidemia)
Origin Synthetic compound

What is Rosuvastatin and its Primary Classification?

Rosuvastatin is formally classified as a statin, representing a group of agents that reduce the production of cholesterol in the liver. The active substance, Rosuvastatin, is a synthetic compound manufactured chemically, distinguishing it from older statin variants that were initially derived from natural sources. This classification confirms the drug's role as a direct target of the body’s endogenous cholesterol pathway. Rosuvastatin is recognized in clinical practice as a high-intensity statin, which is a differentiating feature indicating its capacity for substantial lipid-lowering effects.

Composition and Presentation (Tablet Form)

The active ingredient in this medication is the International Nonproprietary Name (INN) Rosuvastatin, formulated most commonly as the salt Rosuvastatin Calcium. The drug is designed for oral administration, primarily presented as a solid tablet, a convenient form generally suitable for adult patients. The tablet structure is composed of the active component and various pharmaceutical excipients required for stability and correct dissolution.

General Purpose of Rosuvastatin

The fundamental purpose of Rosuvastatin is to modify the lipid profile by significantly lowering Low-Density Lipoprotein Cholesterol (LDL-C), often termed "bad cholesterol." It achieves this by acting as a highly selective inhibitor of the enzyme HMG-CoA reductase. Rosuvastatin is specifically designed to suppress the synthesis of cholesterol in the liver. The medication is commonly used to manage severe imbalances in circulating fats, or dyslipidemia, for example, in individuals requiring aggressive management of elevated cholesterol. This lipid-modifying effect is critical for supporting the maintenance of overall cardiovascular health.

Regulatory References

  1. Rosuvastatin - LiverTox - NIH

What side effects are possible with Rosuvastat?

Possible Side Effects and Safety Information

The safety profile of rosuvastatin, as documented in regulatory sources, categorizes possible adverse reactions by frequency and the body system affected. These classifications move from frequently reported events to those that are rare but clinically significant.

Commonly Documented Adverse Reactions

Adverse reactions classified as common (occurring in at least 1 in 100 people) include headache, dizziness, nausea, constipation, abdominal pain, myalgia (muscle pain), and asthenia (weakness). The development of new-onset diabetes mellitus is also classified in this frequency category.

System-Organ Classifications and Serious Reactions

The most significant safety focus in regulatory documentation is on Musculoskeletal and Connective Tissue Disorders. These rare but serious adverse reactions include myopathy (muscle disease) and rhabdomyolysis, which is a severe muscle breakdown. Rare reports of hepatic failure (liver failure) have also been documented. Other affected systems include the Nervous System (e.g., polyneuropathy) and the Hepatobiliary System (e.g., hepatitis, jaundice).

Population-Specific Safety and Restrictions

Official labeling contains specific notes for certain patient populations. For example, individuals with severe renal impairment have a maximum allowed dose. Safety is also formally restricted by contraindications, which prohibit the use of rosuvastatin in patients with active liver disease, those who are pregnant, or those who are breastfeeding (lactating). Muscle-related effects and certain renal findings like proteinuria have been noted to be dose-related, with higher incidence observed at the maximum dose.

Overdose and Emergency Response

Overdose and when to seek help

The official regulatory profile for Rosuvastatin overdose is defined by the severe potential for toxicity and the lack of a specific pharmacological remedy. Immediate medical attention is required upon any suspected overexposure.

Feature Official Regulatory Documentation
Documented Manifestations No characteristic symptom pattern is known for overdosage. Manifestations may include symptoms of myopathy (muscle pain, tenderness) and elevated hepatic transaminase levels, reflecting the drug’s toxicity profile.
Life-Threatening Outcomes The principal severe consequence is the potential for Rhabdomyolysis, which can lead to Acute Renal Failure (ARF) secondary to myoglobinuria.
Mandatory Actions Emergency medical care is required in the event of overdose. Patients must seek immediate medical attention and contact a poison control center or emergency services immediately.

Supportive Management Profile Official Regulatory Documentation
Antidote Status No specific antidote is known for Rosuvastatin overdosage.
Procedural Notes Hemodialysis is not useful in the management of overdose due to the drug’s high plasma protein binding.
Monitoring Hospital monitoring may be required, including continuous observation and laboratory monitoring of creatine kinase (CK) levels and liver function tests (LFTs).

Management is restricted to symptomatic and supportive treatment. The official guidance emphasizes that this structure mandates rapid supportive care to mitigate the critical risk of muscle breakdown and secondary kidney damage, as there are no targeted measures to reverse the drug's effects.

Therapeutic Uses of Rosuvastat

Rosuvastat: Main Uses and Benefits

Rosuvastat is a prescription medication utilized as an adjunct to diet and other lifestyle modifications to manage elevated lipid levels in the bloodstream. Its primary therapeutic domains focus on lipid management to support overall cardiovascular health.

Quick Facts

  • Lipid Management: Helps reduce low-density lipoprotein cholesterol (LDL-C), which is sometimes referred to as 'bad cholesterol.'
  • Triglyceride Reduction: Assists in lowering elevated levels of triglycerides in the blood.
  • HDL-C Support: Used to help increase the levels of high-density lipoprotein cholesterol (HDL-C), known as 'good cholesterol.'
  • Atherosclerosis: Employed to slow the progression of fatty buildup, known as atherosclerosis, in adult patients.
  • Cardiovascular Risk: Indicated to reduce the likelihood of major adverse cardiovascular events in individuals who are at increased risk but do not have established coronary heart disease.
  • Inherited Conditions: Used to manage high cholesterol in adults and pediatric patients with certain inherited conditions, such as homozygous and heterozygous familial hypercholesterolemia.

Rosuvastat is an intervention intended to manage various forms of dyslipidemia, including primary hyperlipidemia and mixed dyslipidemia. It also serves as a component of a treatment strategy to reduce the risks associated with cardiovascular disease. Consultation with a healthcare provider is necessary to determine if this therapy is appropriate for a patient's specific health needs.

Eligibility and Restrictions for Use

Rosuvastat's eligibility profile is strictly defined by regulatory authorities based on population status, comorbidities, and age.

Populations Who Must Not Use Rosuvastat

Rosuvastat is contraindicated and must not be used by patients with:

  • Active liver disease, including unexplained, persistent elevations in liver enzymes.
  • A known hypersensitivity to rosuvastatin or any of the medication’s components.
  • Women who are pregnant or nursing (breastfeeding).

Eligibility and Conditional Use Rules

Eligibility is limited for several populations based on official labeling:

Population Group Regulatory Status / Restriction
Pediatric Patients Approved for use in children ge 6 years old with specific inherited high cholesterol (HoFH and HeFH); safety is not established for children younger than this age.
Severe Renal Impairment Use is contraindicated or the maximum dose is restricted to 10 mg daily, depending on the country's specific regulation.
Asian Patients Treatment is generally recommended to be initiated at a lower starting dose (e.g., 5 mg).

Use requires special caution in older adults (age ge 65) and in patients with conditions that predispose them to muscle damage, such as uncontrolled hypothyroidism.

What should I know about interactions with other medicines?

This section outlines drug interaction information strictly documented in government regulatory sources for Rosuvastatin, addressing combinations that affect exposure, increase risk, or require specific administration rules.

Interaction Classifications and Restrictions

Classification Interacting Agents (Examples)
Use is Contraindicated/Not Recommended Ciclosporin, Sofosbuvir/Velpatasvir/Voxilaprevir, Ledipasvir/Sofosbuvir
Avoid Concomitant Use Gemfibrozil

Interactions with many antiviral agents, including certain HIV protease inhibitors (e.g., Atazanavir/Ritonavir) and HCV agents, significantly increase rosuvastatin's systemic exposure (AUC), which is primarily attributed to the inhibition of key hepatic uptake and efflux transporters like OATP1B1 and BCRP. This pharmacokinetic interaction mandates dose restrictions for co-administration.

Pharmacodynamic and Procedural Constraints

Co-administration with Fibrates or Niacin (at lipid-modifying doses) increases the formally documented pharmacodynamic risk of myopathy and rhabdomyolysis. Treatment with systemic Fusidic Acid requires the temporary cessation of rosuvastatin. Rosuvastatin's effect on Coumarin anticoagulants (e.g., Warfarin) is officially noted to prolong the International Normalized Ratio (INR), requiring close monitoring upon changes to rosuvastatin therapy.

For products containing Aluminum and Magnesium Hydroxide antacids, Rosuvastatin must be administered at least 2 hours before the antacid to prevent a reduction in rosuvastatin absorption. Furthermore, regulatory documents note that higher systemic concentrations of rosuvastatin are observed in Asian patients and in individuals with specific genetic variants, influencing how interaction-related dose limitations are applied.

Mechanism of Action

Inhibition of the Cholesterol Production Enzyme

Rosuvastatin functions as a competitive inhibitor of HMG-CoA Reductase, the rate-limiting enzyme in the liver's Mevalonate Pathway . This inhibition suppresses the endogenous synthesis of cholesterol, which depletes the intracellular cholesterol pool in liver cells.


Enhanced Clearance via LDL Receptor Upregulation

The resulting cellular cholesterol deficiency triggers a homeostatic cascade: the liver increases the number of LDL Receptors on its surface. This upregulation enhances the catabolism (removal) of circulating LDL-C and VLDL remnants from the bloodstream, leading directly to an adjustment of circulating blood lipid levels.


Pleiotropic Modulation of Vascular Processes

Beyond its primary metabolic role, rosuvastatin engages secondary pleiotropic mechanisms by limiting the production of isoprenoid intermediates, which are essential for activating small G-proteins (like Rho). This molecular interference results in the modulation of endothelial function and is associated with the modulation of systemic inflammatory markers, operating alongside the primary lipid-modifying mechanism.

Dosage and Administration Information

How to Use Rosuvastat

Rosuvastatin is a medication intended for oral administration only, typically provided as a film-coated tablet in strengths of 5 mg, 10 mg, 20 mg, and 40 mg. The use of rosuvastatin is a continuous, long-term protocol, initiated and adjusted based on established clinical protocols.

Official Administration Guidelines

Instruction Detail
Route of Administration Oral administration only.
Dosing Schedule The usual starting dose is 10 mg or 20 mg once daily. A lower starting dose of 5 mg may be considered for specific populations. The maximum recommended daily dose is 40 mg, reserved for patients who have not achieved their treatment goal on a 20 mg dose.
Frequency and Timing The medication is taken once daily as a single dose. It can be administered with or without food and at any time of day.
Administration Constraints The tablet must be swallowed whole and should not be crushed, dissolved, or chewed.
Dose Titration Dosage adjustments, if necessary, should be made at intervals of four weeks or more.

Population-Specific Dosing Rules

Dosage modification is required for certain populations to account for differences in drug exposure:

  • Severe Renal Impairment: For patients with severe kidney impairment (creatinine clearance <30 mL/min/1.73 m^2, not on hemodialysis), the recommended starting dose is 5 mg once daily and the dose should not exceed 10 mg once daily.
  • Asian Patients: A 5 mg starting dose is generally considered due to increased systemic exposure in this population. The 40 mg dose is often avoided or contraindicated in this group.
  • Missed Dose: If a dose is missed, the standard approach is to not take an extra dose and to simply resume the treatment schedule with the next regularly scheduled dose.

Recent Clinical Evidence

Rosuvastat: Recent Clinical Evidence

Research into Rosuvastatin is primarily grounded in numerous Randomized Controlled Trials (RCTs) and systematic reviews, focusing on its role in modifying blood lipid levels and preventing cardiovascular events.

Core Lipid Modification and Prevention

Studies evaluated Rosuvastatin's impact on adult patients with common forms of high cholesterol. Researchers examined measured shifts in Lipid Profile Biomarkers, such as Low-Density Lipoprotein Cholesterol (LDL-C). Findings describe consistent measured shifts in these markers. A large-scale, placebo-controlled trial explored the potential for primary prevention, reporting a pattern where the studied group exhibited a lower measured frequency of a composite major adverse cardiovascular event (heart attack, stroke, etc.) compared to the control group. However, the majority of this foundational work relies on short-to-intermediate term follow-up.

Atherosclerosis and Special Populations

Research examined structural measurements on the coronary arteries using imaging-based studies, finding patterns where some measured plaque volumes appeared to stabilize or reduce. For special populations, studies evaluated the medicine in pediatric patients (ages 6 to 17) with genetically high cholesterol, known as Familial Hypercholesterolemia. Research monitored measured shifts in LDL-C in these high-risk groups.

Research Gaps and Uncertainty

The evidence base highlights key areas where certainty remains low. Long-term effects concerning actual cardiovascular event reduction and overall development in children who initiated therapy at a young age are not fully established. Furthermore, many studies rely on surrogate endpoints, such as lipid biomarkers and imaging markers, rather than long-term clinical events, which contributes to ongoing research and discussion.

Frequently Asked Questions (FAQ)

Common questions about Rosuvastat (FAQ)


Q: Can I drink alcohol while taking Rosuvastat?

Official information indicates that Rosuvastat is contraindicated (should not be used) in people with active liver disease. Regulatory documents note that patients with conditions that predispose them to hepatic injury, including those who consume substantial quantities of alcohol, may require closer monitoring.

Q: What foods should I avoid when I'm on Rosuvastat?

Regulatory documents state that Rosuvastat should be administered at least 2 hours prior to antacid products containing aluminum and magnesium hydroxide to prevent a reduction in the drug's absorption. However, official patient information for Rosuvastat generally states that it is safe to consume with grapefruit and grapefruit juice, unlike certain other statins.

Q: Does Rosuvastat interact with blood pressure medicine?

The official drug labeling does not list common blood pressure medication classes as agents that require dose adjustment. However, regulatory documents do note that Rosuvastat may affect the action of Coumarin anticoagulants (a type of blood-thinning medicine) and requires close monitoring when used concurrently.

Q: Does my diet still matter if I'm taking Rosuvastat?

The official labeling confirms that Rosuvastat is described as a medication that is used as an adjunct to diet. This means the drug is intended to be used in addition to a recommended diet plan to achieve the overall treatment goal of managing cholesterol levels.

Q: What does 'contraindication' mean for Rosuvastat?

A contraindication is described in official documents as a condition or circumstance where the use of a medicine is not advised because it may be harmful. For Rosuvastat, official contraindications include having active liver disease, being pregnant, or being breastfeeding.

Q: Why do doctors prescribe Rosuvastat instead of other cholesterol drugs?

Rosuvastat is formally classified in clinical practice as a high-intensity statin. This classification is used by healthcare professionals to describe its capacity for producing a substantial lipid-lowering effect compared to other agents. Regulatory documents confirm its use for the treatment of various forms of high cholesterol (dyslipidemia).

Q: Is Rosuvastat the same as Crestor?

The active ingredient in this medicine is Rosuvastatin. This is the generic name for the same drug that was originally sold under the brand name Crestor. Regulatory documents confirm that the generic and brand-name products contain the same active component.

Q: How quickly does Rosuvastat start to work?

Official pharmacokinetic and pharmacodynamic data indicate that a therapeutic response from the drug is generally observed within one week after starting treatment. The response usually reaches its maximum lipid-lowering effect within 2 to 4 weeks.

Q: Do I need to take Rosuvastat for the rest of my life?

The official labeling indicates that Rosuvastat is intended for use as a continuous, long-term protocol. This is because the conditions it treats, such as high cholesterol, typically require ongoing management to maintain the achieved results.

Q: Can Rosuvastat help prevent a heart attack or stroke?

Official documents confirm that Rosuvastat is indicated to reduce the risk of major cardiovascular events, including stroke and heart attack. This indication applies to certain adult patients who have not yet had these events but have specific risk factors.

Q: Does Rosuvastat cause memory loss or confusion?

Reports of cognitive impairment, which includes memory loss and confusion, have been noted in postmarketing surveillance reports. According to official labeling, these effects are generally described as non-serious and reversible after the medicine is stopped.

Q: Are there any long-term side effects of using Rosuvastat?

The safety profile documents adverse reactions that may occur during its use, including dose-related findings such as proteinuria (protein in the urine). Rare but serious reactions such as myopathy (muscle disease) and hepatic failure (liver failure) are also documented in regulatory sources.

Q: Does Rosuvastat interact with grapefruit juice?

Official patient information states that, unlike certain other statins, Rosuvastat is generally safe to consume with grapefruit and grapefruit juice. This is based on specific interaction studies cited in regulatory sources.

Q: Can Rosuvastat cause joint pain?

Regulatory documents list arthralgia (joint pain) as a possible undesirable effect. It is generally classified in the category of less common occurrences within the safety profile.

Q: Why is Rosuvastat sometimes prescribed for people who don't have high cholesterol?

Official labeling includes the use of Rosuvastat for the primary prevention of cardiovascular events. This means it may be prescribed to individuals who have an increased risk profile, such as those with certain inflammatory markers, even if their current cholesterol levels are within the normal range.

Q: Is there a link between Rosuvastat and kidney problems?

Regulatory documents state that proteinuria (protein in the urine) has been observed in some patients, particularly those on the highest dose. These changes were generally transient and not associated with acute, sudden decline in kidney function according to official safety information.

Q: Is there a maximum age for taking Rosuvastat?

Official labeling discusses the use of the drug in older adults (age ge 65) and notes that these patients may have increased drug exposure. However, regulatory documents do not specify a maximum age limit that serves as a contraindication or restriction for use.

Q: What happens if a child accidentally takes Rosuvastat?

Official patient information explicitly requires that the medicine be stored out of the reach of children. Overdose symptoms are listed in regulatory documents as potentially including severe muscle pain and weakness, and such an event is formally documented as requiring immediate consultation with a healthcare professional.

Q: Are there generic versions of Rosuvastat available?

Yes, regulatory information confirms that the active ingredient, Rosuvastatin, is widely available as a generic medicine. Generic versions contain the same active component and are considered therapeutically equivalent to the brand name by regulatory bodies.

Q: Will Rosuvastat also lower my triglycerides?

Official labeling confirms that Rosuvastat is indicated to help lower elevated triglycerides. It is also indicated for increasing High-Density Lipoprotein Cholesterol (HDL-C) in addition to lowering LDL-C.

Q: Does Rosuvastat affect my blood sugar levels?

Official safety profiles classify the development of new-onset diabetes mellitus as a commonly reported adverse reaction. This indicates that the medication may affect glucose metabolism and blood sugar levels in some individuals.

Q: Is it normal to feel tired when first starting Rosuvastat?

Feeling weak or a general lack of strength, known officially as asthenia, is classified as a common adverse reaction in regulatory safety profiles. This means it is among the more frequently reported effects when the medication is being used.

Q: How long does Rosuvastat stay in your system after stopping?

Official pharmacokinetic data indicates that the elimination half-life of rosuvastatin in the plasma is approximately 19 hours. The half-life describes the time it takes for half of the drug to be eliminated from the body.

Q: Are there any known interactions between Rosuvastat and birth control pills?

Official labeling notes that Rosuvastat may cause an increase in the plasma concentrations of certain oral contraceptives (birth control pills). The labeling notes that patients using these products should be monitored, as concentrations of oral contraceptives may be affected by the use of Rosuvastat.

Q: Can Rosuvastat cause insomnia or sleep issues?

Adverse reaction lists in official documents include sleep disorders as a possible undesirable effect. This finding is classified in the category of less common occurrences.

Q: How should I report a side effect I think is from Rosuvastat?

Official patient information directs users to report negative side effects to the respective regulatory agency for their region, such as the FDA’s MedWatch program or the MHRA’s Yellow Card Scheme. Patients may also report side effects to a healthcare professional.

Q: Can Rosuvastat cause a rash or skin reaction?

Yes, allergic reactions, including rash, hives (urticaria), and itching (pruritus), have been reported as uncommon or rare undesirable effects in the official safety documents.

Q: Does Rosuvastat affect fertility in men or women?

Regulatory documents advise females of reproductive potential to use effective contraception during treatment. While Rosuvastatin is contraindicated in pregnancy, the official label also mentions findings related to the impairment of fertility observed in animal studies.

Q: What are the typical results seen in clinical trials for Rosuvastat?

Clinical trials cited in official documentation describe a pattern where the use of Rosuvastat consistently resulted in measured significant reductions in Low-Density Lipoprotein Cholesterol (LDL-C). The research also reported overall improvements in lipid profile biomarkers that were studied.

Q: What is the difference between the brand name and generic versions of Rosuvastat?

The generic version contains the same active ingredient (Rosuvastatin) and is considered therapeutically equivalent to the brand name by regulatory bodies. However, inactive ingredients and the appearance of the pill may vary between different generic manufacturers.

Q: Can Rosuvastat affect my vision?

Adverse reaction lists in official documents include blurred vision as a possible undesirable effect. This finding is classified in the category of less common occurrences.

Q: Is there any research on long-term outcomes for patients on Rosuvastat?

Official documentation cites large-scale studies that have explored long-term clinical outcomes such as major adverse cardiovascular event reduction. The research reports a lower frequency of these events in studied groups compared to control groups.

How should Rosuvastat be stored and disposed of?

Storage and Disposal Instructions

Rosuvastatin tablets require specific environmental control to maintain stability, as mandated by official regulatory labeling.

Required Storage Conditions

Rosuvastatin must be stored at controlled room temperature, defined as 20 C to 25 C (68 F to 77 F), with permissible short-term excursions up to 30 C. The product must be kept in a closed container and protected from moisture and direct light. It is explicitly required to keep from freezing.

Safety and Disposal

The medicine must be stored out of the reach of children. For discarding unused or expired Rosuvastatin, the official labeling directs that disposal must be done according to local requirements, and patients should consult a healthcare professional for specific guidance.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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