What are the side effects of adapalene lotion .1%?

Side effects of adapalene lotion include: redness, dryness, irritation and flaking. Itching and a burning or stinging sensation may occur as well. These effects generally only last a few weeks. However, acne may become temporarily worse before becoming better when using adapalene. If side effects are severe or persist, consult your doctor. Seek emergency care if you have an allergic reaction to adapalene, marked by hives, an itchy rash, breathing difficulties and swelling in the face, mouth or throat.