- Type: Statins (HMG-CoA Reductase Inhibitor)
- Dosage Forms:
- Routes of Administration: PO
- Common Trade Names: Lipitor
- Moderate Intensity: 10-20 mg PO daily
- High Intensity: 40-80 mg PO daily
- 80 mg PO (Single dose prior to PCI)
- Pregnancy Rating: X
- Lactation risk: Generally not recommended while breastfeeding
- Renal Dosing
- No adjustment
- Hepatic Dosing
- Contraindicated in patients with active liver disease
- Allergy to class/drug
- Half-life: Approximately 14 hours
- Metabolism: Metabolized by cytochrome CYP3A4
- Excretion: Metabolites are eliminated via bile.
Mechanism of Action
- Inhibits rate-limiting step in cholesterol biosynthesis by inhibiting HMG-COA reductase.
- Additionally known to have "pleiotropic effects", which include plaque stabilization, improved endothelial function, decreased oxidative stress and inflammation, and thrombogenic response inhibition.
- McIver LA, Siddique MS. Atorvastatin. [Updated 2022 Nov 13]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK430779/
- Liao JK, Laufs U. Pleiotropic effects of statins. Annu Rev Pharmacol Toxicol. 2005;45:89-118. doi: 10.1146/annurev.pharmtox.45.120403.095748. PMID: 15822172; PMCID: PMC2694580.