Propecia (finasteride) is a prescription medicine that prevents testosterone from converting into dihydrotestosterone thought to be responsible for the process of hair loss. If you decide to stop treatment for whatever reason, you need to know the following: Propecia will not be efficient when the treatment is stopped. Make sure you take your medicine at the same time every day for maximum benefit. Pregnant or breastfeeding women are not supposed to touch or in any way handle crushed tablets of Propecia as its active ingredient can be absorbed through the skin. Each tablet of this medicine is coated to prevent premature release of the medicine.

Being diagnosed with bladder muscle disorder, liver disease, prostate cancer or being unable to urinate can make it necessary for your health care provider to adjust the dosage. However, you should not adjust the dosage yourself as this can result in using more medicine that needed for your condition to improve. Propecia should be taken only by people to whom it was prescribed. Your doctor will tell you about all risks and benefits of the treatment to make sure that you are ready to take this drug for as long as needed to re-grow your hair.