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What the FDA labels say about taking them together

Lenacapavir and simvastatin

Lenacapavir's FDA label of August 27, 2026 names simvastatin in its drug interactions section; the simvastatin label PlainMeds reads does not name lenacapavir. The lenacapavir label: “Initiate lovastatin and simvastatin with the lowest starting dose and titrate carefully while monitoring for safety (e.g., myopathy).”

Check it at the source: the lenacapavir FDA label on DailyMed (effective August 27, 2026, Gilead Sciences, Inc.); the simvastatin FDA label on DailyMed (effective March 28, 2025, Organon LLC).

What does the lenacapavir label say about simvastatin?

Lenacapavir label, drug interactions

Concomitant Drug Class/Drug Name: HMG-CoA Reductase Inhibitors: lovastatin simvastatin; Effect on Concentration ↑ = Increase, ↓ = Decrease.: ↑ lovastatin ↑ simvastatin; Clinical Comment: Initiate lovastatin and simvastatin with the lowest starting dose and titrate carefully while monitoring for safety (e.g., myopathy).

Source: FDA drug label (Sunlenca), Gilead Sciences, Inc., effective August 27, 2026 (SPL set e5652804-29c4-40d7-aeb2-0142ed2a7b5b), via openFDA; the full label on DailyMed

What does the simvastatin label say about lenacapavir?

Simvastatin's label (effective March 28, 2025) does not name lenacapavir in these sections. A label lists what its studies and reports found; it is not a complete list.

Source: FDA drug label (ZOCOR), Organon LLC, effective March 28, 2025 (SPL set 8f55d5de-5a4f-4a39-8c84-c53976dd6af9), via openFDA; the full label on DailyMed

These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.

Both medicines on the record

0Lenacapavir generic labelers
27Simvastatin generic labelers
LenacapavirSimvastatin
Labeled forHIVHeart attack and coronary artery disease, High cholesterol, High triglycerides
Boxed warningNoNo
Pharmacy cost (NADAC)n/a$0.0321 per tablet 20 mg tablet
Shortage nowNo current entryNo current entry

Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)

What next?