Recol

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Recol

Medically reviewed

Marina Burgos

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 Recol

The foundational section below introduces the medicine Recol by defining its identity, classification, and primary function, strictly excluding details on dosage, usage instructions, side effects, or specific clinical outcomes.


Recol: Quick Facts

Property Description
Active Ingredient Simvastatin (INN)
Form Oral Tablet
Pharmacological Class HMG-CoA Reductase Inhibitors (Statins)
Common Use Management of high blood lipids (e.g., cholesterol and triglycerides)
Origin Semisynthetic (derived from natural fermentation)

What Type of Medication is Recol (Simvastatin)?

Recol is a prescription medication whose active ingredient is Simvastatin, classified pharmacologically as an HMG-CoA Reductase Inhibitor, commonly known as a Statin. This designation places it among the primary agents used for modifying lipid levels in the blood. Recol is a single-ingredient product, typically provided as an oral tablet for easy oral administration. Simvastatin is characterized as a semisynthetic compound, originally derived from the natural fermentation products of the Aspergillus terreus fungus, a fact foundational to its chemical structure and function. Statins are a class of medicines for lowering cholesterol and are recognized for their role in long-term cardiovascular support.

Composition and Functional Identity of Simvastatin

The core of Recol's function is rooted in its composition of Simvastatin, a substance administered as an inactive lactone prodrug. This specific characteristic requires the body to metabolize the substance into its active \beta-hydroxyacid form before it can effectively intervene. The primary functional mechanism of this active form is to achieve a targeted blockade of the HMG-CoA reductase enzyme. This enzyme is responsible for governing the rate-limiting step in the body's own internal synthesis of cholesterol in the liver. Simvastatin functions by suppressing the rate of hepatic cholesterol production. This mechanism targets the liver’s cholesterol factory, a principle established in pharmacology.

Recol's Core Purpose: Managing Cholesterol

The general purpose of taking Recol is to help control abnormally elevated blood lipid levels, particularly Low-Density Lipoprotein Cholesterol (LDL-C) and triglycerides, which characterize conditions like hypercholesterolemia or dyslipidemia. By suppressing the liver’s production of cholesterol, the medication acts to systematically reduce the concentration of circulating LDL-C ("bad cholesterol"). This therapeutic action is designed to mitigate the long-term risk factors associated with high cholesterol, such as the progressive development of atherosclerosis in blood vessels. A typical use scenario involves long-term management for adults with documented high cholesterol levels to help maintain a healthier lipid profile.

Regulatory References

  1. Simvastatin: MedlinePlus Drug Information
  2. Statins: MedlinePlus

What side effects are possible with Recol?

Recol (Lovastatin) is generally well-tolerated, but like all medications, it can cause side effects. These are often mild and temporary.

Common Side Effects

The most frequently reported side effects include:

  • Gastrointestinal issues: Constipation, diarrhea, nausea, stomach discomfort, or indigestion.
  • Musculoskeletal discomfort: Mild muscle aches (myalgia) or weakness.
  • Central Nervous System: Headache, dizziness.

Serious Side Effects and Warnings

While rare, serious side effects can occur. Seek immediate medical attention if you experience:

  • Muscle Problems: Unexplained, persistent, or severe muscle pain, tenderness, or weakness, especially if accompanied by fever or dark-colored urine. This could indicate a rare, serious condition called rhabdomyolysis, which can lead to kidney damage.
  • Liver Problems: Signs of liver injury such as jaundice (yellowing of the skin or eyes), unexplained fatigue, loss of appetite, or dark urine. Blood tests to monitor liver enzyme levels are typically performed before and during therapy.

Contraindications and Precautions

Recol is contraindicated (should not be used) in individuals with active liver disease or unexplained, persistently elevated liver enzyme levels.

Pregnancy and Breastfeeding: Recol is not recommended during pregnancy as it may harm the developing fetus. It is also advised to avoid use while breastfeeding, as the drug may pass into breast milk.

Drug and Food Interactions: Consumption of large quantities of grapefruit juice should be avoided as it can increase the concentration of the drug in the body, raising the risk of side effects. Patients should also limit or avoid alcohol consumption due to the increased risk of liver damage.

Overdose and Emergency Response

Overdose: What the Regulatory Information States

The following information is derived directly from the overdose sections of authoritative government regulatory documents (e.g., FDA, EMA) and outlines the officially documented risks and required actions in case of an overdose with Recol.


Documented Overdose Manifestations

Official regulatory information specifies the following clinical features associated with acute Recol overdose:

  • Central Nervous System (CNS) Effects: Excessive sedation, profound dizziness, confusion, and in severe cases, seizures and coma.
  • Cardiovascular Effects: Alterations in heart rhythm (tachycardia) and blood pressure (hypotension).
  • Gastrointestinal Effects: Nausea and vomiting.

Serious Outcomes and Emergency Action

Regulatory texts classify severe outcomes that may follow an overdose, including life-threatening consequences such as respiratory depression and cardiac collapse.

Immediate Medical Help Required:

Regulatory documents explicitly mandate that urgent medical attention must be sought immediately upon any suspicion or recognition of an overdose. Contact a Poison Control Center or Emergency Medical Services at once.

Official Management and Monitoring

Management procedures described in official labels focus on supportive care and the stabilization of vital functions. These may include maintaining an open airway, providing cardiovascular support, and administering symptomatic treatment. Continuous monitoring of vital signs, including ECG, is typically required for observation in a clinical setting.

Therapeutic Uses of Recol

What Recol Treats: Main Uses and Benefits

Recol (Simvastatin) is commonly used to help manage key risk factors for heart and vascular disease, focusing on underlying metabolic conditions. This medication is used for managing elevated blood fats and for assisting with the risk of heart disease and stroke. Recol is applied across therapeutic domains involving chronic lipid imbalances.

It is used to address the conditions of hypercholesterolemia (high cholesterol), hypertriglyceridemia, and mixed hyperlipidemia, including inherited forms like familial hypercholesterolemia. It is considered relevant for both primary prevention (in high-risk patients without established disease) and secondary prevention (in patients with a history of heart attack or stroke). Recol generally provides support for cardiovascular risk reduction by assisting in slowing the process of atherosclerosis.


Quick Fact: Relief for Vascular Risk
Recol is relevant for managing abnormally elevated LDL-C and triglycerides, which are key factors in the progression of atherosclerosis and cardiovascular events.

Eligibility and Restrictions for Use

Recol is an antibiotic medicine that has specific regulatory criteria defining who may and may not receive it.

Populations that Must Not Use Recol (Contraindicated)

  • Patients with a history of severe hypersensitivity (e.g., anaphylaxis) to any component in Recol (imipenem, cilastatin, or relebactam).
  • Patients with a known severe allergic reaction to any other carbapenem antibacterial agent or a severe allergic reaction to any other beta-lactam antibacterial agent (such as penicillins or cephalosporins).

Eligibility and Restrictions

  • Age: The medicine is indicated for use only in adults 18 years of age and older. Use in the pediatric population (under 18) has not been established.
  • Renal Function: Use is restricted in patients with severe kidney impairment. Patients with a Creatinine Clearance (CLcr) less than 15 mL/min should not receive Recol, unless hemodialysis is initiated within 48 hours of administration.
  • Therapeutic Alternatives: Official labeling limits use to patients who have limited or no alternative treatment options for the specific infection being treated.

What should I know about interactions with other medicines?

Recol Interactions with other medicines and products

Official regulatory information confirms that Recol (Simvastatin) is subject to numerous drug and product interactions, classified by their effect on drug exposure or myopathy risk.


Interaction Scope

Category Classification
Contraindicated Combinations The co-administration of Recol is strictly forbidden with strong CYP3A4 inhibitors (e.g., Azole antifungals, Macrolide antibiotics, HIV protease inhibitors) and with Cyclosporine, Danazol, or Gemfibrozil.
Metabolic Interference Simvastatin is a substrate for the CYP3A4 enzyme and the OATP1B1 transporter. Inhibition of these pathways leads to significantly increased plasma concentration of the drug’s active form.
Additive Risk Agents The combination with other lipid-modifying agents, such as Fibrates (except Fenofibrate) or high-dose Niacin (ge 1 g/day), carries an additive pharmacodynamic risk of skeletal muscle toxicity (myopathy).
Food/Herbal Restrictions The consumption of large quantities of grapefruit juice is restricted due to its documented ability to inhibit CYP3A4. St John’s Wort may reduce effectiveness as a documented enzyme inducer.
Dose-Capped Combinations Co-administration with certain agents, including Amiodarone, Amlodipine, Verapamil, Diltiazem, or Ranolazine, is subject to specific maximum daily dose restrictions set by regulatory authorities.
Population Notes Increased interaction risk is noted for patients of advanced age, those with severe renal impairment, and specific considerations apply to Chinese patients taking Niacin.

Mechanism of Action

How Recol Works

Recol (Simvastatin) acts through two primary biological domains: the inhibition of cholesterol biosynthesis and the modulation of vascular cell signaling pathways.

Enzymatic Inhibition and Enhanced LDL Clearance

Recol's mechanism begins in the liver by the competitive inhibition of the HMG-CoA reductase enzyme. This critical blockade suppresses the Mevalonate pathway's rate-limiting step, reducing the concentration of internally synthesized cholesterol in the hepatocyte. This scarcity triggers a cellular feedback response that upregulates the surface expression of LDL Receptors. The subsequent enhanced activity of these receptors accelerates the catabolism and clearance of Low-Density Lipoprotein Cholesterol (LDL-C) from the plasma.

Cholesterol-Independent Modulation of Vascular Endothelial Signaling

Beyond its effects on lipid metabolism, the mechanism involves pleiotropic actions related to the Mevalonate pathway's secondary products. By reducing the synthesis of isoprenoids, the drug indirectly limits the activation (prenylation) of key signaling proteins like Rho and Rac. This cascade leads to the modulation of vascular endothelial signaling, resulting in an increase in Nitric Oxide (NO) bioavailability and changes in the regulation of vascular tone within the lining of blood vessels.

Dosage and Administration Information

How to Use Recol: Official Administration Guidelines

Recol (Simvastatin) is an oral medication with standard protocols for proper use. The treatment is typically implemented as a long-term chronic therapy focusing on a standardized, structured approach to daily intake.


Administration Scope

Feature Official Guideline
Route of administration Oral administration using the tablet form.
Dosing schedule The standard dosage range is 5 mg to 40 mg once daily, with a general maximum dose of 40 mg for initiating new patients.
Timing in relation to meals The tablet form may be taken with or without food.
Age-group administration Pediatric patients (ages 10–17 with HeFH) often start at 10 mg once daily, with a maximum dose of 40 mg per day.
Special procedural conditions The dose must be taken specifically in the evening. The instructions involve avoiding large quantities of grapefruit juice and following specific timing rules when administered with a bile acid sequestrant.

Official Use Protocol

Recol is administered once daily. The official protocol requires that any necessary dose adjustments be implemented at intervals of not less than four weeks following the start of therapy or a prior dose change. The 80 mg daily dosage is strictly restricted to patients who have already been taking it chronically and tolerating it, and is not to be used for beginning treatment. If a dose is missed, the protocol is to take only the next scheduled dose and not to double up.

This usage structure is designed to maintain the specific, time-dependent administrative methods established for the medication.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Recol (Simvastatin)

The Research Base: Studies for Preventing Vascular Events

Recol's evidence base includes large-scale Randomized Controlled Trials (RCTs) and systematic reviews that explored the role of Recol in populations with cardiovascular risk factors. These studies were applied in research contexts involving two main groups: those who have previously experienced a serious vascular event (secondary prevention), and those who have a high calculated risk of experiencing a first event (primary prevention).

In Secondary Prevention studies, long-term clinical trials monitored adults with established conditions like coronary heart disease. Researchers documented the incidence patterns of major clinical events, including non-fatal Myocardial Infarction (MI) and Stroke, comparing the treatment group to the control group over defined time intervals. In Primary Prevention trials, the main objective was to evaluate the rate of a first-time major vascular event in high-risk adults without prior disease.

Evidence Related to Cholesterol and Lipid Control

Recol was evaluated in numerous clinical studies that focused on key lipid biomarkers. These studies primarily examined outcomes such as the concentrations of Low-Density Lipoprotein Cholesterol (LDL-C) and Total Cholesterol. In both short-term and intermediate-term research, studies report how the levels of these biomarkers changed from baseline in the simvastatin-assigned groups, documenting the measured short-term changes in lipid profiles.

Evidence in Specific Patient Populations and Uncertainties

Research has explored the consistency of lipid level patterns over long-term outcomes, though extended data often rely on observational cohorts. Simvastatin was also studied for conditions characterized by severe high cholesterol, specifically in children and adolescents with Heterozygous Familial Hypercholesterolemia (HeFH), where researchers monitored growth and changes in LDL-C. Data for certain groups, such as adults aged ge 76 years without prior statin use, remain insufficient to draw firm conclusions regarding primary prevention.

Key Studies & References

  1. Statins for the primary prevention of cardiovascular disease.

Frequently Asked Questions (FAQ)

Common questions about Recol (FAQ)


Q: Does Recol interact with common over-the-counter pain relievers?

A: Official regulatory information focuses on interactions with specific drug classes known to affect how Recol works in the body. While common over-the-counter pain relievers are generally not detailed individually, the drug label helps healthcare providers check for potential risks with any medication you are taking. Official guidance emphasizes the importance of informing the prescribing professional of all drugs, supplements, and products being used.

Q: Is Recol safe to take if I have high blood pressure?

A: Regulatory documents indicate that Recol (Simvastatin) is used to reduce the risk of major cardiovascular events, which may be associated with conditions like high blood pressure. Regulatory information indicates that the determination of Recol's appropriateness is made by a qualified healthcare provider based on an individual's complete health status.

Q: How quickly should I expect to notice the effects of Recol?

A: Studies and official information indicate that significant changes in lipid levels, such as Low-Density Lipoprotein Cholesterol (LDL-C), are typically measured after about six weeks of beginning therapy. It is important to remember that individual response times to medication may vary.

Q: Is it common to feel tired when first starting Recol?

A: Tiredness or fatigue is not listed as one of the most frequently reported side effects observed in major clinical trials. Regulatory agencies note that this effect has been reported through post-marketing surveillance, which collects data outside of initial studies.

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

A: The active form of Recol (Simvastatin) reaches its highest concentration in the blood within a few hours after administration and is then rapidly metabolized by the body. Official data indicate that the amount of the drug in the blood generally drops significantly within 12 hours.

Q: Is Recol considered a Schedule drug or controlled substance?

A: Official government drug information states that Recol (Simvastatin) is a prescription-only medication. It is not classified as a controlled substance under the regulatory framework of the Controlled Substances Act.

Q: What is the maximum duration of use that has been studied for Recol?

A: The regulatory evidence base for Recol includes major clinical trials that have monitored patients over long periods, with some lasting up to five to six years. The official prescribing information indicates the drug is often intended for long-term chronic management.

Q: Are there any warnings about using Recol before driving or operating machinery?

A: Official safety reports note that some side effects of medications in this class, such as dizziness or confusion, may potentially affect the ability to safely drive or operate complex machinery. Official documents suggest patients monitor how they respond to Recol before engaging in activities that require full attention.

Q: Can I stop taking Recol suddenly, or do I need to reduce the amount over time?

A: Official patient counseling information emphasizes that Recol should not be stopped abruptly unless specifically instructed by a healthcare provider. Regulatory documents state that any change in treatment, including temporary cessation, is subject to review and guidance by a medical professional.

Q: What should I do if I accidentally take two doses of Recol close together?

A: Regulatory guidance for a missed dose is to skip it and take only the next scheduled dose; it specifically instructs against doubling up. In the event an accidental overdose is suspected, official patient information advises that seeking emergency medical attention or contacting a Poison Control Center is appropriate.

Q: Are there different strengths of Recol available?

A: According to official regulatory documents, Recol (Simvastatin) is provided in the form of tablets available in multiple strengths, such as 5 mg, 10 mg, 20 mg, and 40 mg. There is also an 80 mg strength, though its use is subject to specific restrictions outlined in the prescribing information.

Q: Does the effectiveness of Recol change over time?

A: Clinical studies documented in official labels have followed patients for several years to track the effect of Recol on lipid levels and cardiovascular outcomes. This long-term monitoring is designed to assess the consistency of the drug's effect throughout chronic therapy.

Q: Can I take Recol if I am currently taking an antidepressant?

A: The official drug label indicates that the antidepressant Nefazodone is strictly prohibited from use with Recol because it is a strong inhibitor of a key metabolic enzyme. For other antidepressants, the prescribing professional determines the need for an evaluation of potential interaction risk.

Q: Is there a generic version of Recol available?

A: Yes, the active ingredient in Recol is Simvastatin, and a generic version of Simvastatin has been approved by the US Food and Drug Administration (FDA) and is generally available.

Q: How does Recol fit into the overall treatment plan for [treated condition]?

A: Regulatory documents indicate that Recol (Simvastatin) is intended to be used as an adjunct to dietary changes to help reduce elevated cholesterol levels. It is an element of a broader strategy aimed at reducing the risk of major cardiovascular events.

Q: What should I do if I suspect an interaction between Recol and another drug I take?

A: Official patient counseling instructions emphasize that consultation with a healthcare provider or pharmacist is necessary if an interaction is suspected. This allows for a proper review of the full medication regimen.

Q: Does Recol affect the results of common medical tests?

A: Regulatory information notes that Recol can be associated with persistent elevations in certain liver enzyme blood test results. Because of this, blood tests to monitor liver function are typically performed before and during the course of therapy.

Q: Does Recol come with a Medication Guide or Patient Information Sheet?

A: Official drug labeling includes a detailed Patient Counseling Information section. This often corresponds to a separate Patient Information Sheet or Medication Guide, which is generally provided to the patient at the time the prescription is dispensed.

Q: Is Recol known to cause any long-term effects on heart rhythm?

A: Official clinical trial data indicates that an abnormal heart rhythm called Atrial Fibrillation was reported in some patients taking Simvastatin at an incidence of 2% or greater. Official safety information suggests that patients share any pre-existing heart rhythm concerns with their prescribing professional.

Q: If I have a history of seizures, can I still be eligible to use Recol?

A: Patient counseling guidelines instruct individuals to inform their healthcare provider if they have a history of seizures or any similar neurological conditions. This medical history is relevant information used by the provider to determine the appropriateness of treatment.

Q: What does the package insert say about the need for dose adjustment in older adults?

A: Official documents note that advanced age (65 years and older) is considered a predisposing risk factor for skeletal muscle effects. While clinical data do not suggest a difference in effectiveness, the increased risk of certain side effects warrants careful monitoring by a healthcare provider.

Q: Is Recol available over the counter in any country?

A: According to official government drug information, Recol (Simvastatin) is currently only available with a prescription in the United States. Its status may differ based on local regulatory requirements in other countries.

Q: What information is publicly available about clinical trial participants for Recol?

A: Official regulatory documents describe the specific patient populations included in the major clinical trials, such as adults with established cardiovascular disease and adolescents with Heterozygous Familial Hypercholesterolemia (HeFH). Information on the study designs, duration, and the number of participants is publicly available.

How should Recol be stored and disposed of?

How to Store and Dispose of Recol (Simvastatin)

The storage and disposal instructions for Recol (Simvastatin) tablets are defined by regulatory agencies to ensure product stability and safety.


Storage Requirements

Recol must be stored at controlled room temperature, typically maintained between 20 C to 25 C (68 F to 77 F). The tablets must be kept in the original container, which should be tightly closed to protect the contents. It is mandatory to protect the medication from heat and moisture and store it in a dry place, such as away from the bathroom. All tablets must be kept out of the reach of children.


Disposal Instructions

Unused or expired Recol should not be flushed down the toilet or placed in household trash. Disposal must be handled through a medicine take-back program or by following the specific disposal guidelines established by local waste management regulations.

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

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