Discover how to use Kirklands Sleep Aid the right way. Learn about dosage, safety tips, timing, and how to buy Kirkland Sleep Aid Australia for a restful night’s sleep. 💤 What Is Kirklands Sleep Aid? Kirklands Sleep Aid is an over-the-counter sleep support product formulated with 25mg of Diphenhydramine HCl, a widely trusted antihistamine that promotes drowsiness. This makes it...