Drug Interaction Report

Lenacapavir may increase the blood levels and effects of midazolam. The effect on midazolam may last for up to 9 months after the last dose of lenacapavir. You may experience increased side effects as a result. Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact, or you may need a dose adjustment or more frequent monitoring to safely use both medications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Grapefruit and grapefruit juice may interact with midazolam and lead to potentially dangerous side effects. Discuss the use of grapefruit products with your doctor. Do not increase or decrease the amount of grapefruit products in your diet without first talking to your doctor. Do not drink alcohol while taking midazolam. This medication can increase the effects of alcohol. You may feel more drowsy, dizzy, or tired if you take midazolam with alcohol. Talk to your doctor or pharmacist if you have any questions or concerns.