Panadol Night provides night time relief for pain such as headache, migraine, backache, rheumatic and muscle pain, toothache or period pain. Panadol Night contains two active ingredients; Paracetamol, which is an analgesic a pain reliever which relieves aches and antipyretic reduces body temperature when you have a fever and Diphenhydramine hydrochloride, an antihistamine with additional sedative properties.