Key facts about Propecia
What is Propecia?
Propecia is the brand name for finasteride and is available as an oral tablet.
What dosages is Propecia available in?
Propecia is available as a 1 mg oral tablet.
What is Propecia used for?
Propecia is a 5-alpha reductase inhibitor that is used to treat male pattern baldness due to hormones (androgenetic alopecia) in adults.
How does Propecia work?
Propecia is a 5-alpha reductase inhibitor. 5-alpha reductase is an enzyme (protein) that changes testosterone to dihydrotestosterone (DHT). Too much DHT can cause hair loss. By blocking 5-alpha reductase, Propecia lowers the levels of DHT in the hair follicles of the scalp, which helps hair grow.
How do I take Propecia?
Propecia is typically taken as 1 tablet (1 mg) by mouth once per day.
Is it safe for me to take Propecia?
Propecia is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you. You should not use this medication if you are pregnant.
Propecia Common Side Effects
Propecia Serious Side Effects
Serious side effects are rare with Propecia.
Effects of other drugs, drug classes and over-the-counter products on Propecia
Who makes Propecia?
Merck & Co., Inc.
Is Propecia safe in pregnancy?
Propecia use is contraindicated in women when they are or may potentially be
pregnant.













