Advil PM combines ibuprofen (200mg) and diphenhydramine (36mg) to relieve minor aches and pains while aiding sleep. Designed for occasional sleeplessness associated with pain, this non-habit forming, over-the-counter medication helps you fall asleep and stay asleep. Typical dosage is two caplets/liquid gels at bedtime, with a maximum of two in 24 hours. Read directions on medication for further directions for dosage.