minoxidil

noun

mi·​nox·​i·​dil mə-ˈnäk-sə-ˌdil 

: a peripheral vasodilator C₉H₁₅N₅O used orally to treat hypertension and topically in a propylene glycol solution to promote hair regrowth in male-pattern baldness

Examples of minoxidil in a Sentence

Recent Examples on the Web

Rogaine is one of the most popular over-the-counter products powered by minoxidil—not to mention FDA-approved—at a high concentration crafted into a foam that can be integrated into your hair-care regimen with ease. —Kiana Murden, Vogue, 12 Sep. 2025

Alloy is a telehealth company that offers a lot of different prescriptions, including products for weight management and minoxidil for midlife hair thinning. —Jessica Hartshorn, Flow Space, 10 Sep. 2025

If combining with topical hair loss treatments, your dermatologist will apply minoxidil to the scalp or inject PRP into the affected area. —Carley Millhone, Health, 9 Sep. 2025

Some dermatologists are also prescribing low-dose oral minoxidil as an off-label alternative, but the topical foam remains the most accessible and safest starting point for most women. —Malia Griggs, Glamour, 25 Aug. 2025

Word History

Etymology

perhaps from amino + oxi- (alteration of oxy-) + piperidine + -yl

First Known Use

1970, in the meaning defined above

Medical Definition

minoxidil

noun

min·​ox·​i·​dil min-ˈäk-sə-ˌdil 

: a peripheral vasodilator C₉H₁₅N₅O used orally to treat hypertension and topically in a propylene glycol solution to promote hair regrowth especially in male-pattern baldness see loniten, rogaine