Does Your Finasteride or Minoxidil Expire? What the Science Says About Medication Shelf Life and Treatment Outcomes
Many patients quietly wonder whether their hair loss medications remain effective past the printed expiration date — particularly when cost pressures tempt them to stretch a supply further than recommended. This article examines the pharmacological reality of drug degradation, the role of storage conditions, and the clinical risks of relying on expired finasteride or minoxidil.