Simvastatin 10 mg Tablet, Film Coated, 30-count — NDC 72189-452-30 (Billing 72189-0452-30)
This is a package of 30 tablets of Simvastatin 10 mg Tablet, Film Coated from Direct_Rx, marketed since Mar 2023 and currently FDA-listed. It is the main listing for this product, which comes in 2 package sizes.
Identity & classification
Regulatory identifiers FDA, NLM and CMS codes for this package
Drug-database identifiers Medi-Span GPI and First Databank GCN / HICL / AHFS classification
- GSN (GCN sequence number): 016577
- GCN: 26532
- HICL (First Databank): 006312
- AHFS class code: 24:06.08.00
- RxCUI (RxNorm): 314231
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 1, 2026
- FDA label on DailyMed · label index refreshed Oct 1, 2026
- RxNorm (NLM RxNav) · catalog refreshed Oct 1, 2026
- Medi-Span GPI (licensed)
- First Databank (licensed) · refreshed Oct 1, 2026
RxNorm drug class
This medicine belongs to the HMG-CoA Reductase Inhibitor class.
Where does this data come from?
- RxClass (NLM) · catalog refreshed Oct 1, 2026
Clinical
- It’s a statin that lowers cholesterol and triglycerides when diet alone isn’t enough. It also lowers the risk of heart attack, stroke and heart-related death in people at high risk...
- Take it once a day in the evening, as your prescriber directs. If you use FloLipid liquid, take it on an empty stomach and shake the bottle well. Use a proper measuring device, not...
- The most common are cold-like symptoms, headache, stomach pain, constipation and nausea. Call your doctor if you notice muscle pain, tenderness or weakness you can’t explain, espec...
- Avoid it. Grapefruit juice can raise simvastatin levels in your blood and increase the risk of muscle damage.
Patient education
Supplement & herbal interactions
Some supplements/herbs that may interact with Simvastatin — tap one for details:
Simvastatin may be associated with lower levels of 2 nutrients — worth a chat with your pharmacist, not a cause for alarm.
Where does this data come from?
- MedlinePlus (NLM) · refreshed Oct 1, 2026
- FDA label on DailyMed · label index refreshed Oct 1, 2026
Ask a licensed pharmacist directly — free, answered by our team.
Pricing
A drug doesn't have one price. Each row is a different public payment system, and none is what you'd pay at the counter — that depends on your insurance. The ⓘ on each row explains what it measures.
| Price system | Per each | Per package |
|---|---|---|
| Retail pharmacies payNADAC · weekly | Not in the retail survey — common for institutional, discontinued, or low-volume packs. | |
| Medicaid paysCMS SDUD · 12 mo | No recent Medicaid claims on file for this NDC — rare and low-volume NDCs are suppressed in the public data. | |
| Medicare drug plans payPart D · Q2 2026 | $0.0936 | $2.81 / 30 tablets |
Where does this data come from?
- CMS NADAC weekly file
- CMS ASP pricing files · refreshed Sep 20, 2026
- CMS Medicaid State Drug Utilization Data · refreshed Oct 3, 2026
- CMS Part D plan pricing files · refreshed Sep 24, 2026
- VA National Acquisition Center price file
Packaging — all sizes for this product
| Package NDC | Description | Marketing start | Marketing end | Status |
|---|---|---|---|---|
| 72189-0452-30 You're viewing this Main listing | 30 TABLET, FILM COATED in 1 BOTTLE | 2023-03-24 | — | Active |
| 72189-0452-90 72189-452-90 | 90 TABLET, FILM COATED in 1 BOTTLE | 2023-03-24 | — | Active |
You're viewing the smallest of 2 pack sizes for this product.
Pack size FAQ
What quantity is in this package?
How does this package differ from NDC 72189-0452-90?
What NDC number is used to bill for this package of Simvastatin 10 mg Tablet, Film Coated?
Therapeutic equivalents
| Product | Labeler | Pack | NADAC/unit | TE | Status | Price vs. this |
|---|---|---|---|---|---|---|
| Simvastatin 10 mg 16714-0682-01 | NorthStar | 30 tablets | $0.028 | AB | Availability likely | — |
| Simvastatin 10 mg 68084-0511-01 | American | 1 tablet | $0.028 | AB | Discontinued | — |
| Simvastatin 10 mg 68180-0478-01 | Lupin | 30 tablets | $0.028 | AB | Availability likely | — |
| Simvastatin 10 mg 69367-0374-09 | Westminster | 90 tablets | $0.028 | AB | Availability likely | — |
| Simvastatin 10 mg 70377-0002-12 | Biocon | 30 tablets | $0.028 | AB | Availability likely | — |
| Simvastatin 10 mg 82009-0013-10 | Quallent | 1000 tablets | $0.028 | AB | Availability likely | — |
| Simvastatin 10 mg 00615-7992-05 | NCS | 15 tablets | — | AB | FDA listed | — |
| simvastatin 10 mg 16729-0004-10 | Accord | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 31722-0511-01 | Camber | 100 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 42571-0010-05 | Micro | 500 tablets | — | AB | Discontinued | — |
| simvastatin 10 mg 43063-0727-30 | PD-Rx | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 50090-6236-00 | A-S | 90 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 50090-6920-00 | A-S | 90 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 50090-6922-00 | A-S | 90 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 50090-7780-00 | A-S | 90 tablets | — | AB | FDA listed | — |
| simvastatin 10 mg 51655-0598-52 | Northwind | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 53401-0013-45 | Aphena | 45 tablets | — | AB | FDA listed | — |
| simvastatin 10 mg 63187-0191-30 | Proficient | 30 tablets | — | AB | FDA listed | — |
| simvastatin 10 mg 63629-3392-01 | Bryant | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 65862-0051-00 | Aurobindo | 100 tablets | — | — | FDA listed | — |
| Simvastatin 10 mg 67046-0542-03 | Coupler | 30 tablets | — | AB | FDA listed | — |
| simvastatin 10 mg 68071-1711-09 | NuCare | 90 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 68071-4331-09 | NuCare | 90 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 68788-8369-01 | Preferred | 100 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 70518-1426-00 | REMEDYREPACK | 30 tablets | — | AB | Discontinued | — |
| Simvastatin 10 mg 70518-3648-00 | REMEDYREPACK | 90 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 71205-0798-30 | Proficient | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 71335-1905-01 | Bryant | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 71335-9636-01 | Bryant | 30 tablets | — | AB | FDA listed | — |
| simvastatin 10 mg 71610-0250-30 | Aphena | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 71610-0615-45 | Aphena | 45 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 71610-0966-30 | Aphena | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mgthis 72189-0452-30 | Direct_Rx | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 72789-0320-30 | PD-Rx | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 72865-0306-01 | XLCare | 100 tablets | — | AB | FDA listed | — |
| Zocor 10 mg 78206-0180-01 | Organon | 30 tablets | — | AB | FDA listed | — |
| Simvastatin 10 mg 84677-0015-10 | Golden | 1000 tablets | — | AB | FDA listed | — |
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 1, 2026
- FDA Orange Book · refreshed Sep 3, 2026
- CMS NADAC weekly file
Availability & generic status
This product is an FDA-approved generic. Other versions of the same drug are listed under Therapeutic equivalents, least expensive first.
Where does this data come from?
- FDA Orange Book · refreshed Sep 3, 2026
What it looks like
Where does this data come from?
- FDA label on DailyMed · label index refreshed Oct 1, 2026
Inactive Ingredients / Excipients
Inactive ingredients, also called excipients, are components of the drug product other than the active ingredient. They may include fillers, dyes, coatings, preservatives, flavors, or other formulation ingredients.
Where does this data come from?
IACT rows and label-wide narrative are kept separate; availability and product-level specificity depend on the submitted label.- FDA label on DailyMed · label index refreshed Oct 1, 2026
- FDA openFDA NDC Directory · synced Oct 1, 2026
Inactive ingredient FAQ
Are inactive ingredients the same for every manufacturer?
Why might an inactive ingredient be missing?
Can inactive ingredients matter?
Manufacturer & labeler
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 1, 2026
- Drugs@FDA
Full prescribing information FDA SPL
🎯 Indications and Usage ▾
Simvastatin tablets USP are indicated: To reduce the risk of total mortality by reducing risk of coronary heart disease death, non-fatal myocardial infarction and stroke, and the need for coronary and non-coronary revascularization procedures in adults with established coronary heart disease, cerebrovascular disease, peripheral vascular disease, and/or diabetes, who are at high risk of coronary heart disease events. As an adjunct to diet to reduce low-density lipoprotein cholesterol (LDL-C): In adults with primary hyperlipidemia.
In adults and pediatric patients aged 10 years and older with heterozygous familial hypercholesterolemia (HeFH). As an adjunct to other LDL-C-lowering therapies to reduce LDL-C in adults with homozygous familial hypercholesterolemia (HoFH). As an adjunct to diet for the treatment of adults with: Primary dysbetalipoproteinemia.
Hypertriglyceridemia.
⏱️ Dosage and Administration ▾
2.1Important Dosage and Administration Information Take simvastatin tablets USP orally once daily in the evening. The maximum recommended dosage is simvastatin tablets USP 40 mg once daily [see DOSAGE AND ADMINISTRATION(2.2, 2.3)]. The simvastatin tablets USP 80 mg daily dosage is restricted to patients who have been taking simvastatin tablets USP 80 mg daily chronically (e.g., for 12 months or more) without evidence of muscle toxicity [see WARNINGS AND PRECAUTIONS(5.1)].
For patients that require a high-intensity statin or are unable to achieve their LDL-C goal receiving simvastatin tablets USP 40 mg daily, prescribe alternative LDL-C-lowering treatment. Assess LDL-C when clinically appropriate, as early as 4 weeks after initiating simvastatin tablets USP, and adjust the dosage if necessary.
2.2Recommended Dosage in Adult Patients The recommended dosage range of simvastatin tablets USP is 20 mg to 40 mg once daily
2.3Recommended Dosage in Pediatric Patients 10 Years of Age and Older with HeFH The recommended dosage range of simvastatin tablets USP is 10 mg to 40 mg daily.
2.4Recommended Dosage in Patients with Renal Impairment For patients with severe renal impairment [creatinine clearance (CLcr) 15 – 29 mL/min], the recommended starting dosage of simvastatin is 5 mg once daily [see WARNINGS AND PRECAUTIONS (5.1) AND USE IN SPECIFIC POPULATIONS (8.6)]. Simvastatin tablets USP is not available in a 5 mg strength. Use another simvastatin product to initiate dosing in such patients.
There are no dosage adjustment recommendations for patients with mild or moderate renal impairment
2.5Dosage Modifications Due to Drug Interactions Concomitant use of simvastatin tablets USP with the following drugs requires dosage modification of simvastatin tablets USP [see WARNINGS AND PRECAUTIONS (5.1) AND DRUG INTERACTIONS (7.1)]. Patients taking Lomitapide Reduce the dosage of simvastatin tablets USP by 50%. Do not exceed simvastatin tablets USP 20 mg once daily (or 40 mg once daily for patients who have previously taken simvastatin tablets USP 80 mg daily chronically while taking lomitapide) [see DOSAGE AND ADMINISTRATION (2.1)].
Patients taking Verapamil, Diltiazem, or Dronedarone Do not exceed simvastatin tablets USP 10 mg once daily. Patients taking Amiodarone, Amlodipine, or Ranolazine Do not exceed simvastatin tablets USP 20 mg once daily.
💊 Dosage Forms and Strengths ▾
Simvastatin tablets 5 mg are tan colored, round, biconvex, film-coated tablets debossed with 'LL' on one side and 'C01' on the other side. Simvastatin tablets 10 mg are peach colored, oval shaped, biconvex, film-coated tablets debossed with 'LL' on one side and 'C02' on the other side. Simvastatin tablets 20 mg are tan colored, oval shaped, biconvex, film-coated tablets debossed with 'LL' on one side and 'C03' on the other side.
Simvastatin tablets 40 mg are brick red colored, round shaped, biconvex, film-coated tablets debossed with 'LL' on one side and 'C04' on the other side. Simvastatin tablets 80 mg are brick red colored, capsule shaped, biconvex, film-coated tablets debossed with 'LL' on one side and 'C05' on the other side.
⛔ Contraindications ▾
Simvastatin is contraindicated in the following conditions: Concomitant use of strong CYP3A4 inhibitors (select azole anti-fungals, macrolide antibiotics, anti-viral medications, and nefazodone) [see DRUG INTERACTIONS (7.1)]. Concomitant use of cyclosporine, danazol or gemfibrozil [see DRUG INTERACTIONS (7.1)]. Acute liver failure or decompensated cirrhosis [see WARNINGS AND PRECAUTIONS (5.3)] Hypersensitivity to simvastatin or any excipients in simvastatin tablets USP.
Hypersensitivity reactions, including anaphylaxis, angioedema and Stevens-Johnson syndrome, have been reported [see ADVERSE REACTIONS (6.2)]
⚠️ Warnings and Cautions ▾
5.1Myopathy and Rhabdomyolysis Simvastatin may cause myopathy and rhabdomyolysis. Acute kidney injury secondary to myoglobinuria and rare fatalities have occurred as a result of rhabdomyolysis in patients treated with statins, including simvastatin. In clinical studies of 24,747 simvastatin -treated patients with a median follow-up of 4 years, the incidence of myopathy, defined as unexplained muscle weakness, pain, or tenderness accompanied by creatinine kinase (CK) increases greater than ten times the upper limit of normal (10xULN), were approximately 0.03%, 0.08%, and 0.61% in patients treated with simvastatin 20 mg, 40 mg, and 80 mg daily, respectively.
In another clinical study of 12,064 simvastatin -treated patients (with a history of myocardial infarction) with a mean follow-up of 6.7 years, the incidences of myopathy in patients taking simvastatin 20 mg and 80 mg daily were approximately 0.02% and 0.9%, respectively. The incidences of rhabdomyolysis (defined as myopathy with a CK >40xULN) in patients taking simvastatin 20 mg and 80 mg daily were approximately 0% and 0.4%, respectively [see ADVERSE REACTIONS (6.1)]. Risk Factors for Myopathy Risk factors for myopathy include age 65 years or greater, uncontrolled hypothyroidism, renal impairment, concomitant use with certain other drugs (including other lipid-lowering therapies), and higher simvastatin dosage; Chinese patients on simvastatin may be at higher risk for myopathy [see CONTRAINDICATIONS (4), DRUG INTERACTIONS (7.1), AND USE IN SPECIFIC POPULATIONS (8.8)].
The risk of myopathy is increased by elevated plasma levels of simvastatin and simvastatin acid. The risk is also greater in patients taking simvastatin 80 mg daily compared with patients taking lower simvastatin dosages and compared with patients using other statins with similar or greater LDL-C-lowering efficacy [see ADVERSE REACTIONS (6.1)]. Steps to Prevent or Reduce the Risk of Myopathy and Rhabdomyolysis The concomitant use of strong CYP3A4 inhibitors with simvastatin is contraindicated.
If short-term treatment with strong CYP3A4 inhibitors is required, temporarily suspend simvastatin during the duration of strong CYP3A4 inhibitor treatment. The concomitant use of simvastatin with gemfibrozil, cyclosporine, or danazol is also contraindicated [see CONTRAINDICATIONS (4) AND DRUG INTERACTIONS (7.1)]. Simvastatin dosage modifications are recommended for patients taking lomitapide, verapamil, diltiazem, dronedarone, amiodarone, amlodipine or ranolazine [see DOSAGE AND ADMINISTRATION (2.5)].
Simvastatin use should be temporarily suspended in patients taking daptomycin. Lipid modifying doses (≥1 gram/day) of niacin, fibrates, colchicine, and grapefruit juice may also increase the risk of myopathy and rhabdomyolysis [see DRUG INTERACTIONS (7.1)]. Use the 80 mg daily dosage of simvastatin only in patients who have been taking simvastatin 80 mg daily chronically without evidence of muscle toxicity [see DOSAGE AND ADMINISTRATION (2.1)].
If patients treated with simvastatin 80 mg are prescribed an interacting drug that increases the risk for myopathy and rhabdomyolysis, switch to an alternate statin [SEE DRUG INTERACTIONS (7.1)]. Discontinue simvastatin if markedly elevated CK levels occur or if myopathy is either diagnosed or suspected. Muscle symptoms and CK increases may resolve if simvastatin is discontinued.
Temporarily discontinue simvastatin in patients experiencing an acute or serious condition at high risk of developing renal failure secondary to rhabdomyolysis, e.g., sepsis; shock; severe hypovolemia; major surgery; trauma; severe metabolic, endocrine, or electrolyte disorders; or uncontrolled epilepsy. Inform patients of the risk of myopathy and rhabdomyolysis when starting or increasing the simvastatin dosage and advise patients receiving simvastatin 80 mg of the increased risk of myopathy and rhabdomyolysis. Instruct patients to promptly report any unexplained muscle pain, tenderness or weakness, part…
🤒 Adverse Reactions ▾
The following important adverse reactions are described below and elsewhere in the labeling: Myopathy and Rhabdomyolysis [see WARNINGS AND PRECAUTIONS (5.1)] Immune-Mediated Necrotizing Myopathy [see WARNINGS AND PRECAUTIONS (5.2)] Hepatic Dysfunction [see WARNINGS AND PRECAUTIONS (5.3)] Increases in HbA1c and Fasting Serum Glucose Levels [see WARNINGS AND PRECAUTIONS (5.4)]
6.1Clinical Trials Experience Because clinical studies are conducted under widely varying conditions, adverse reaction rates observed in the clinical studies of a drug cannot be directly compared to rates in the clinical studies of another drug and may not reflect the rates observed in practice. In clinical studies, 2,423 adult patients were exposed to simvastatin with a median duration of follow-up of approximately 18 months. The most commonly reported adverse reactions (incidence ≥5%) in these simvastatin clinical studies were: upper respiratory infections (9%), headache (7%), abdominal pain (7%), constipation (7%), and nausea (5%).
Overall, 1.4% of patients discontinued simvastatin due to adverse reactions. The most common adverse reactions that led to discontinuation were: gastrointestinal disorders (0.5%), myalgia (0.1%), and arthralgia (0.1%). In a Cardiovascular Outcomes Study (the Scandinavian Simvastatin Survival Study [Study 4S]), adult patients (age range 35-71 years, 19% women, 100% Caucasians) were treated with 20-40 mg per day of simvastatin or placebo over a median of 5.4 years [see CLINICAL STUDIES (14)]; adverse reactions reported in ≥2% of patients and at a rate greater than placebo are shown in Table 1.
Table 1 : Adverse Reactions Reported ≥2% of Patients Treated with Simvastatin and Greater than Placebo in Study 4S % Placebo % Simvastatin (N = 2,223) (N = 2,221) Bronchitis 6.3
6.6Abdominal pain 5.8
5.9Atrial fibrillation 5.1 5.7 3.9
4.9Gastritis Eczema 3.0
4.5Vertigo 4.2
4.5Diabetes mellitus 3.6
4.2Insomnia 3.8
4.0Myglia 3.2
3.7Urinary tract infection 3.1
3.2Edema/swelling 2.3
2.7Headache 2.1
2.5Sinusitis 1.8
2.3Constipation 1.6
2.2Myopathy/Rhabdomyolysis In clinical studies with a median follow-up of at least 4 years, in which 24,747 patients received simvastatin, the incidence of myopathy (defined as unexplained muscle weakness, pain, or tenderness accompanied by CK increases greater than 10xULN) was approximately 0.03%, 0.08%, and 0.61% for the simvastatin 20 mg, 40 mg, and 80 mg daily groups, respectively. In a clinical outcomes study in which 12,064 adult patients with a history of myocardial infarction were treated with simvastatin (mean follow-up 6.7 years), the incidence of myopathy (defined as unexplained muscle weakness or pain with a serum CK >10x [1200 U/L] ULN) in patients taking simvastatin 20 mg and 80 mg daily was approximately 0.02% and 0.9%, respectively.
The incidence of rhabdomyolysis (defined as myopathy with a CK >40xULN) in patients on simvastatin 20 mg and 80 mg daily was approximately 0% and 0.4%, respectively. The incidence of myopathy and rhabdomyolysis were highest during the first year and then decreased during the subsequent years of treatment. In another clinical outcomes study in which 10,269 adult patients were treated with simvastatin 40 mg per day (mean follow-up of 5 years), the incidence of myopathy/rhabdomyolysis was <0.1% in patients treated with simvastatin.
Elevations in Liver Enzyme Tests Moderate (less than 3xULN) elevations of serum transaminases have been reported with use of simvastatin. Persistent increases to more than 3xULN in serum transaminases have occurred in approximately 1% of patients receiving simvastatin in clinical studies. Marked persistent increases of hepatic transaminases have occurred with simvastatin.
Elevated alkaline phosphatase and γ-glutamyl transpeptidase have also been reported. In Study 4S, with a median follow-up of 5.4 years, 1,986 adult patients were treated with simvastatin 20 mg once daily, of whom 37% titrated to 40 mg once daily. The percentage…
🔄 Drug Interactions ▾
7.1Drug Interactions that Increase the Risk of Myopathy and Rhabdomyolysis with Simvastatin Simvastatin is a substrate of CYP3A4 and of the transport protein OATP1B1. Simvastatin exposure can be significantly increased with concomitant administration of inhibitors of CYP3A4 and OATP1B1. Table 2 includes a list of drugs that increase the risk of myopathy and rhabdomyolysis when used concomitantly with simvastatin and instructions for preventing or managing them [see WARNINGS AND PRECAUTIONS (5.1) AND CLINICAL PHARMACOLOGY (12.3)].
Table 2: Drug Interactions that Increase the Risk of Myopathy and Rhabdomyolysis with Simvastatin Strong CYP3A4 inhibitors Clinical Impact: Simvastatin is a substrate of CYP3A4. Concomitant use of strong CYP3A4 inhibitors with simvastatin increases simvastatin exposure and increases the risk of myopathy and rhabdomyolysis, particularly with higher simvastatin dosages. Intervention: Concomitant use of strong CYP3A4 inhibitors with Simvastatin is contraindicated [see CONTRAINDICATIONS (4)] .
If treatment with a CYP3A4 inhibitor is unavoidable, suspend simvastatin during the course of strong CYP3A4 inhibitor treatment. Examples: Select azole anti-fungals (e.g., itraconazole, ketoconazole, posaconazole, and voriconazole), select macrolide antibiotics (e.g., erythromycin and clarithromycin), select HIV protease inhibitors (e.g., nelfinavir, ritonavir, and darunavir/ritonavir), select HCV protease inhibitors (e.g., boceprevir and telaprevir), cobicistat-containing products, and nefazodone. Cyclosporine, Danazol, or Gemfibrozil Clinical Impact: The risk of myopathy and rhabdomyolysis is increased with concomitant use of cyclosporine, danazol, or gemfibrozil with simvastatin.
Gemfibrozil may cause myopathy when given alone. Intervention: Concomitant use of cyclosporine, danazol, or gemfibrozil with simvastatin is contraindicated [see CONTRAINDICATIONS (4)] . Amiodarone, Dronedarone, Ranolazine, or Calcium Channel Blockers Clinical Impact: The risk of myopathy and rhabdomyolysis is increased by concomitant use of amiodarone, dronedarone, ranolazine, or calcium channel blockers with simvastatin.
Intervention: For patients taking verapamil, diltiazem, or dronedarone, do not exceed simvastatin 10 mg daily. For patients taking amiodarone, amlodipine, or ranolazine, do not exceed simvastatin 20 mg daily [see DOSAGE AND ADMINISTRATION (2.5)] . Lomitapide Clinical Impact: Simvastatin exposure is approximately doubled with concomitant use of lomitapide and the risk of myopathy and rhabdomyolysis is increased.
Intervention: Reduce the dose of simvastatin by 50% if initiating lomitapide. Do not exceed simvastatin 20 mg daily (or simvastatin 40 mg daily for patients who have previously taken simvastatin 80 mg daily chronically) while taking lomitapide [see DOSAGE AND ADMINISTRATION (2.1, 2.5)] . Daptomycin Clinical Impact: Cases of rhabdomyolysis have been reported with simvastatin administered with daptomycin.
Both simvastatin and daptomycin can cause myopathy and rhabdomyolysis when given alone and the risk of myopathy and rhabdomyolysis may be increased by coadministration. Intervention: If treatment with daptomycin is required, consider temporarily suspending simvastatin during the course of daptomycin treatment. Niacin Clinical Impact: Cases of myopathy and rhabdomyolysis have been observed with concomitant use of lipid modifying dosages of niacin-containing products (≥1 gram/day niacin) with simvastatin.
The risk of myopathy is greater in Chinese patients. In a clinical study (median follow-up 3.9 years) of patients at high risk of CVD and with well-controlled LDL-C levels on simvastatin 40 mg/day with or without ezetimibe 10 mg/day, there was no incremental benefit on cardiovascular outcomes with the addition of lipid-modifying doses of niacin. Intervention: Concomitant use of simvastatin with lipid-modifying dosages of niacin is not recommended in Chinese patients [see USE IN SPECIFIC POPULATIONS (8.8)].
For non…
👥 Use in Specific Populations ▾
8.1Pregnancy Risk Summary Discontinue simvastatin when pregnancy is recognized. Alternatively, consider the ongoing therapeutic needs of the individual patient. Simvastatin decreases synthesis of cholesterol and possibly other biologically active substances derived from cholesterol; therefore, simvastatin may cause fetal harm when administered to pregnant patients based on the mechanism of action [see CLINICAL PHARMACOLOGY (12.1)].
In addition, treatment of hyperlipidemia is not generally necessary during pregnancy. Atherosclerosis is a chronic process and the discontinuation of lipid-lowering drugs during pregnancy should have little impact on the outcome of long-term therapy of primary hyperlipidemia for most patients. Available data from case series and prospective and retrospective observational cohort studies over decades of use with statins in pregnant women have not identified a drug-associated risk of major congenital malformations.
Published data from prospective and retrospective observational cohort studies with simvastatin use in pregnant women are insufficient to determine if there is a drug-associated risk of miscarriage (see Data). In animal reproduction studies, no adverse developmental effects were observed in pregnant rats or rabbits orally administered simvastatin during the period of organogenesis at doses that resulted in 2.5 and 2 times, respectively, the human exposure at the maximum recommended human dosage of 80 mg/day, based on body surface area (mg/m2) (see DATA).
The estimated background risk of major birth defects and miscarriage for the indicated population is unknown. In the U.S. general population, the estimated background risk of major birth defects and miscarriage in clinically recognized pregnancies is 2 to 4% and 15 to 20%, respectively. Data Human Data: A Medicaid cohort linkage study of 1152 statin-exposed pregnant women compared to 886,996 controls did not find a significant teratogenic effect from maternal use of statins in the first trimester of pregnancy, after adjusting for potential confounders – including maternal age, diabetes mellitus, hypertension, obesity, and alcohol and tobacco use – using propensity score-based methods.
The relative risk of congenital malformations between the group with statin use and the group with no statin use in the first trimester was 1.07 (95% confidence interval 0.85 to 1.37) after controlling for confounders, particularly pre-existing diabetes mellitus. There were also no statistically significant increases in any of the organ-specific malformations assessed after accounting for confounders. In the majority of pregnancies, statin treatment was initiated prior to pregnancy and was discontinued at some point in the first trimester when pregnancy was identified.
Study limitations include reliance on physician coding to define the presence of a malformation, lack of control for certain confounders such as body mass index, use of prescription dispensing as verification for the use of a statin, and lack of information on non-live births. Animal Data: Simvastatin was given to pregnant rats at doses of 6.25, 12.5 and 25 mg/kg/day (0.6 times, 1.3 times, and 2.5 times, respectively, the maximum recommended dosage of 80 mg/day when normalized to body surface area) from gestation days 6-17 and to pregnant rabbits from gestation days 6-18 at doses of 2.5, 5, and 10 mg/kg/day (0.5 times, 1 times, and 2 times, respectively, the maximum recommended dosage of 80 mg/day when normalized to body surface area).
For both species, there was no evidence of maternal toxicity or embryolethality. In rats, mean fetal body weights in the 25 mg/kg/day group were decreased 5.4%. Similar fetal body weight effects were not observed in rabbits.
Simvastatin doses of 6.25, 12.5 and 25 mg/kg/day (0.6 times, 1.3 times, and 2.5 times, respectively, the maximum recommended dosage of 80 mg/day when normalized to body surface area) were given to pregnant rats from gestation day 15 to lactat…
🆘 Overdosage ▾
No specific antidotes for simvastatin are known. Contact Poison Control (1-800-222-1222) for latest recommendations.
🧬 Clinical Pharmacology ▾
12.1Mechanism of Action Simvastatin is a prodrug and is hydrolyzed to its active β-hydroxyacid form, simvastatin acid, after administration. Simvastatin acid and its metabolites are inhibitors of HMG-CoA reductase, the rate-limiting enzyme that converts HMG-CoA to mevalonate, a precursor of cholesterol.
12.2Pharmacodynamics Inhibition of HMG-CoA reductase by simvastatin acid accelerates the expression of LDL-receptors, followed by the uptake of LDL-C from blood to the liver, leading to a decrease in plasma LDL-C and total cholesterol. Sustained inhibition of cholesterol synthesis in the liver also decreases levels of very-low-density lipoproteins. The maximum LDL-C reduction of simvastatin is usually achieved by 4 weeks and is maintained after that
12.3Pharmacokinetics Simvastatin is a lactone that is readily hydrolyzed in vivo to the corresponding β-hydroxyacid. Pharmacokinetics (PK) of simvastatin and its metabolites was originally characterized using inhibition of HMG-CoA reductase activity following base hydrolysis of plasma samples, as specific bioanalytical methods were not available. Inhibition of the enzyme activity (equivalent to the level of total inhibitors) represented the combination of activities in plasma following administration of simvastatin from both active (simvastatin acid and its metabolites) and latent forms (simvastatin and its metabolites) after conversion to the active forms in the presence of base.
Absorption Following an oral dose of 14C-labeled simvastatin, plasma concentrations of total radioactivity (simvastatin plus 14C-metabolites) peaked at 4 hours and declined rapidly to about 10% of peak by 12 hours postdose. Since simvastatin undergoes extensive first-pass extraction in the liver, the availability of simvastatin to the general circulation is low (<5%). PK, assessed as area under the concentrations of total inhibitors –time curve, was apparently linear with doses up to 120 mg Effect of Food: The plasma profile of total inhibitors concentration was not affected when simvastatin was administered with low fat meal.
Distribution Both simvastatin and its β-hydroxyacid metabolite are highly bound (approximately 95%) to human plasma proteins. Elimination Metabolism: Simvastatin is metabolized by CYP3A4. The major active metabolites of simvastatin present in human plasma are simvastatin acid and its 6′-hydroxy, 6′-hydroxymethyl, and 6′-exomethylene derivatives.
Peak plasma concentrations of both active and total inhibitors were attained within 1.3 to 2.4 hours postdose. Excretion: Following an oral dose of 14C-labeled simvastatin, 13% of the dose was excreted in urine and 60% in feces. Specific Populations Geriatric Patients: In a study including 16 geriatric patients between 70 and 78 years of age who received simvastatin 40 mg/day, the mean plasma level of total inhibitors was increased approximately 45% compared with 18 patients between 18-30 years of age [see USE IN SPECIFIC POPULATIONS (8.5)].
Drug Interaction Studies Simvastatin acid is a substrate of the transport protein OATP1B1. Concomitant administration of inhibitors of the transport protein OATP1B1 and/or CYP3A4 may lead to increased exposure of simvastatin acid. Cyclosporine has been shown to increase the AUC of statins; although the mechanism is not fully understood, the increase in AUC for simvastatin acid is presumably due, in part, to inhibition of CYP3A4 and/or OATP1B1 [see DRUG INTERACTIONS (7)].
Table 4 displays the effect of coadministered drugs or grapefruit juice on simvastatin systemic exposure [see DRUG INTERACTIONS (7)]. Table 4: Effect of Coadministered Drugs or Grapefruit Juice on Simvastatin Systemic Exposure * Results based on a chemical assay except results with propranolol as indicated. † Results could be representative of the following CYP3A4 inhibitors: ketoconazole, erythromycin, clarithromycin, HIV protease inhibitors, and nefazodone. ‡ Simvastatin acid refers to the β-hydroxyacid of simvastatin. § The effect o…
📦 How Supplied / Storage and Handling ▾
Simvastatin Tablets USP, 5 mg are tan colored, round, biconvex, film-coated tablets, debossed with 'LL' on one side and 'C01' on the other side. They are supplied as follows: NDC 68180-482-06 Bottles of 30* NDC 68180-482-09 Bottles of 90* NDC 68180-482-03 Bottles of 1000* Simvastatin Tablets USP, 10 mg are peach colored, oval shaped, biconvex, film-coated tablets, debossed with 'LL' on one side and 'C02' on the other side. They are supplied as follows: NDC 72189-452-30 Bottles of 30 NDC 72189-452-90 Bottles of 90 NDC 68180-478-03 Bottles of 1000 Simvastatin Tablets USP, 20 mg are tan colored, oval shaped, biconvex, film-coated tablets, debossed with 'LL' on one side and 'C03' on the other side.
They are supplied as follows: NDC 68180-479-01 Bottles of 30 NDC 68180-479-02 Bottles of 90 NDC 68180-479-03 Bottles of 1000 Simvastatin Tablets USP, 40 mg are brick red colored, round shaped, biconvex, film-coated tablets, debossed with 'LL' on one side and 'C04' on the other side. They are supplied as follows: NDC 68180-464-06 Bottles of 30 NDC 68180-464-09 Bottles of 90 NDC 68180-464-03 Bottles of 1000 Simvastatin Tablets USP, 80 mg are brick red colored, capsule shaped, biconvex, film-coated tablets, debossed with 'LL' on one side and 'C05' on the other side.
They are supplied as follows: NDC 68180-465-06 Bottles of 30 NDC 68180-465-09 Bottles of 90 NDC 68180-465-03 Bottles of 1000 *The 5 mg strength of Simvastatin Tablets USP is no longer being marketed
📦 Storage and Handling ▾
Storage Store between 20° to 25°C (68° to 77°F) [See USP Controlled Room Temperature]. Preserve in tight container as defined in USP.
📋 Description ▾
Simvastatin is a prodrug of 3-hydoroxy-3-methylglutaryl coenzyme A (HMG-CoA) reductase inhibitor that is derived synthetically from a fermentation product of Aspergillus terreus. Simvastatin is butanoic acid, 2,2-dimethyl-,1,2,3,7,8,8a-hexahydro-3,7-dimethyl-8-[2-(tetrahydro-4-hydroxy-6-oxo-2H-pyran-2-yl)-ethyl]-1-naphthalenyl ester, [1S-[1α,3α,7β,8β(2S*,4S*),-8aβ]]. The empirical formula of simvastatin is C25H38O5 and its molecular weight is 418.57.
Its structural formula is: [Image] Simvastatin is a white to off-white, nonhygroscopic, crystalline powder that is practically insoluble in water, and freely soluble in chloroform, methanol and ethanol. Simvastatin tablets USP for oral use contain either 5 mg, 10 mg, 20 mg, 40 mg or 80 mg of simvastatin and the following inactive ingredients: ascorbic acid, citric acid, hydroxy propyl cellulose, hypromellose, iron oxides, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinised starch, talc and titanium dioxide.
Butylated hydroxyanisole is added as a preservative.
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