Minoxidil vs. Finasteride: Which Hair Loss Treatment is Right for You?
Discover the key differences between the two FDA-approved hair loss medications. Learn how they work, their side effects, and which one suits your hair restoration journey.
Understanding Medical Hair Loss Treatments
When you first notice hair thinning, the immediate reaction is to look for medical solutions. The two most prominent, FDA-approved treatments for male pattern baldness (Androgenetic Alopecia) are Minoxidil and Finasteride. While both aim to stop hair loss and promote regrowth, they work in entirely different ways.
How Minoxidil Works
Minoxidil, originally developed as a blood pressure medication, is a topical solution or foam applied directly to the scalp. It acts as a vasodilator, widening blood vessels and increasing blood flow to hair follicles. This prolonged the anagen (growth) phase of the hair cycle. It doesn't stop the root cause of hair loss (DHT), but it stimulates the follicles to grow thicker, healthier hair.
How Finasteride Works
Finasteride is an oral prescription medication. Unlike Minoxidil, it tackles the root cause of male pattern baldness. It works by inhibiting the 5-alpha-reductase enzyme, which converts testosterone into Dihydrotestosterone (DHT). Since DHT is the hormone responsible for shrinking hair follicles, blocking its production effectively halts further hair loss in over 85% of men.
Can You Use Both?
Yes! In fact, dermatologists often recommend using them together. Finasteride acts as the "shield," protecting your hair from DHT, while Minoxidil acts as the "fertilizer," stimulating new growth. However, medical treatments only work as long as you use them. For a permanent solution, especially for completely bald areas, a hair transplant is required.