Through an online Pharmacy. They ask a few general questions about about whether or not you have current health issues and the current state of your hairloss before issuing a prescription. They also make it clear that it is being sold "Off Label" before issuing a prescription to cover themselves legally.how do you get prescribed dutasteride aka avodart tablets for hairloss? its not FDA approved for hairloss its only used for prostate enlargement in old men.