Leqvio (inclisiran sodium)
Antihyperlipidemic - PCSK9 Inhibitors Subcutaneous Syringe (Ml)
Last reviewed · Source: First Databank (FDB) drug data
Overview
Inclisiran sodium, a small interfering RNA (siRNA) directed to proprotein convertase subtilisin kexin type 9 (PCSK9), is an antilipemic agent.
Inclisiran is a double-stranded small interfering RNA (siRNA), conjugated on the sense strand with triantennary N-acetylgalactosamine to facilitate delivery to hepatocytes with high affinity. In hepatocytes, inclisiran utilizes the RNA interference mechanism and directs catalytic breakdown of mRNA for proprotein convertase subtilisin kexin type 9 (PCSK9), the protein that promotes the degradation of low-density lipoprotein (LDL) receptors. This results in increased LDL-C receptor recycling and expression on the hepatocyte cell surface, which increases LDL-C uptake and lowers its levels in the circulation.
Thus, the mechanism is unique in comparison with the monoclonal antibodies (alirocumab, evolocumab) that target PCSK9.
Reduction in LDL-C was apparent within 14 days following a single, subcutaneous dose of inclisiran 284 mg. Mean LDL-C reductions of 38-51% were observed 30-180 days post-dose, with LDL-C levels reduced by approximately 53% at day 180. Following administration of 2 doses of inclisiran 284 mg (on day 1 and day 90), mean serum PCSK9 levels were reduced by approximately 75% and 69% at day 120 and day 180, respectively.
Following 4 doses of inclisiran (administered on days 1, 90, 270, and 450), levels of LDL-C, total cholesterol, apolipoprotein B, and non-high-density lipoprotein cholesterol were reduced.
Following administration of a single subcutaneous dose, systemic exposure to inclisiran increased in a linear and dose-proportional manner over a dosage range of 25-800 mg. Peak plasma concentrations were achieved in approximately 4 hours after a single dose of inclisiran 284 mg; concentrations were undetectable after 24-48 hours after dosing. Pharmacokinetic findings following multiple subcutaneous administrations were similar to single-dose administration.
Inclisiran is 87% bound to plasma proteins in vitro. Inclisiran has been shown to have high, selective uptake into the liver, the target organ for cholesterol lowering. Inclisiran is metabolized primarily by nucleases to shorter nucleotides of varying length.
The terminal elimination half-life of inclisiran is approximately 9 hours; no accumulation occurs with multiple dosing. Approximately 16% of the drug is cleared through the kidney. The pharmacokinetics of inclisiran are not significantly influenced by patient age, body weight, gender, or race.
USES: Inclisiran is used to help lower "bad" cholesterol (LDL) in the blood. It should be used along with other LDL-lowering medications (such as "statin" drugs) and a proper diet. Inclisiran works by improving how well your body gets rid of LDL cholesterol.
Lowering "bad" cholesterol decreases the risk of heart disease and helps prevent strokes and heart attacks. In addition to eating a proper diet (such as a low-cholesterol/low-fat diet), other lifestyle changes that may help this medication work better include exercising, losing weight if overweight, and stopping smoking. Consult your doctor for more details.
Generic name: inclisiran sodium
Pronunciation: (IN-kli-SIR-an)
Drug class: Antihyperlipidemic - PCSK9 Inhibitors
Therapeutic class: Cardiovascular Therapy Agents
Reference product & biosimilars
No reference, biosimilar or interchangeable associated with this drug.
Today’s intelligence on Leqvio
Indications
The following indications are listed for Leqvio:
- Heterozygous Familial Hypercholesterolemia
- Homozygous Familial Hypercholesterolemia
- Hypercholesterolemia
Also known as: Elevated Blood Cholesterol Level, Familial Heterozygous Hypercholesterolemia, Familial Homozygous Hypercholesterolemia, Heterozygous Familial Elevated Blood Cholesterol.
Dosing
Dosage of inclisiran sodium is expressed in terms of inclisiran. Each 1.5-mL syringe contains the equivalent of 284 mg inclisiran (present as 300 mg inclisiran sodium salt).
Inclisiran is administered by subcutaneous injection. The drug is available as an injection for subcutaneous use in single-dose prefilled syringes containing 284 mg/1.5 mL (189 mg/mL).
Inclisiran should be administered by a healthcare professional. Inject inclisiran subcutaneously into the abdomen, upper arm, or thigh; do not inject in areas of active skin disease or injury (e.g., sunburns, skin rashes, inflammation, skin infections).
Store inclisiran prefilled syringes at controlled room temperature between 20-25degreesC (excursions permitted between 15-30degreesC).
Inspect the drug visually before use; the solution should be clear and colorless to pale yellow. Do not use if particulate matter or discoloration is observed.
| Drug label | Dosing type | Instructions |
|---|---|---|
| Leqvio 284 Mg/1.5 Ml Syringe | Maintenance | Inject 1.5 milliliters (284 mg) by subcutaneous route every 6 months in the abdomen, thigh, or outer area of upper arm (rotate sites). |
No dosing information is available for this tab.
Drug interactions
No formal drug interaction studies have been performed with inclisiran. Inclisiran is not a substrate, inhibitor, or inducer of cytochrome P-450 (CYP) enzymes or transporters.
There are no contraindication interactions for this drug.
There are no severe interactions for this drug.
There are no moderate interactions for this drug.
Contraindications
None.
There are no contraindication contraindications for this drug.
- Pregnancy
- Chronic kidney disease stage 4 (severe) GFR 15-29 ml/min
- Chronic kidney disease stage 5 (failure) GFr<15 ml/min
- Severe hepatic disease
Adverse reactions
Common adverse reactions in clinical trials (>=3%) include injection site reaction, arthralgia, and bronchitis.
Less Frequent
- Angioedema
Rare or Very Rare
- Anaphylaxis
- Hypersensitivity drug reaction
More Frequent
- Arthralgia
- Bronchitis
- Diarrhea
- Dyspnea
- Injection site sequelae
- Pain in extremities
- Urinary tract infection
Less Frequent
- Skin rash
- Urticaria
Rare or Very Rare
- Pruritus of skin
Precautions
No enhanced messaging available.
The safety and efficacy of inclisiran have not been established in pediatric patients.
There are no available data on the use of inclisiran in pregnant women to assess drug-associated risk of major birth defects, miscarriage, or adverse maternal or fetal outcomes. However, based on the mechanism of action of inclisiran, the drug may cause fetal harm when administered to pregnant women. Inclisiran increases low-density lipoprotein cholesterol (LDL-C) uptake and lowers its levels in the circulation, thus decreasing cholesterol and possibly other biologically active substances derived from cholesterol.
Discontinue inclisiran when pregnancy is recognized. Alternatively, consider the ongoing therapeutic needs of the individual patient. Treatment of hyperlipidemia is not generally necessary during pregnancy and discontinuation of lipid-lowering agents during pregnancy should have little impact on long-term therapy outcomes for most patients with primary hyperlipidemia.
In animal reproduction studies, no evidence of embryo-fetal toxicity or teratogenicity was observed in rats and rabbits with subcutaneous administration of inclisiran during organogenesis at doses <=5-10 times the maximum recommended human dose (MRHD). Inclisiran crosses the placenta and was detected in rat fetal plasma at concentrations that were 65-154 times lower than maternal levels. No adverse developmental outcomes were observed in offspring of rats administered inclisiran (doses <=5 times the MRHD based on body surface area comparison) from organogenesis through lactation; there was also no evidence of maternal toxicity.
It is not known whether inclisiran is distributed into human milk; the effects of the drug on breast-fed infants or on milk production are also unknown. Inclisiran was detected in the milk of lactating rats in all dose groups; therefore, it is likely that the drug will be present in human milk. Since oligonucleotide-based products typically have poor oral bioavailability; low levels of inclisiran present in breast milk are unlikely to adversely impact an infant's development. Consider the developmental and health benefits of breast-feeding along with the mother's clinical need for inclisiran and any potential adverse effects on the breast-fed infant from the drug or from the underlying maternal condition.
The manufacturer makes no specific dosage recommendations for geriatric patients.
In clinical studies, no overall differences in safety or efficacy of inclisiran were observed between patients >=65 years of age and younger patients; however, greater sensitivity to adverse reactions of some older individuals cannot be ruled out.
ICD codes
| Code | Type | Description |
|---|---|---|
| Heterozygous familial hypercholesterolemia | ||
| E78.011 | ICD10CM | Heterozygous familial hypercholesterolemia [heFh] |
| Homozygous familial hypercholesterolemia | ||
| E78.010 | ICD10CM | Homozygous familial hypercholesterolemia [hoFh] |
| Hypercholesterolemia | ||
| E78.0 | ICD10CM | Pure hypercholesterolemia |
| E78.00 | ICD10CM | Pure hypercholesterolemia, unspecified |
| E78.01 | ICD10CM | Familial hypercholesterolemia |
| E78.010 | ICD10CM | Homozygous familial hypercholesterolemia [hoFh] |
| E78.011 | ICD10CM | Heterozygous familial hypercholesterolemia [heFh] |
| E78.019 | ICD10CM | Familial hypercholesterolemia, unspecified |
ICD code information from First Databank (FDB).
Formulary status
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Last reviewed · Source: First Databank (FDB) drug data
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