Galderma Laboratories, L.P. received approval from the US Food and Drug Administration (FDA) for Differin Gel (adapalene gel 0.1%) as an over-the-counter (OTC) treatment for acne. This approval makes Differin Gel the first and only OTC acne product containing a full prescription-strength retinoid.  It also marks the first new, FDA-approved active ingredient to be introduced to the OTC acne category in more than three decades.   “We believe bringing Differin Gel over-the-counter will be a...