Brufen 400mg softgels is a common fast acting painkiller used to treat aches and pains.The active substance from the liquid capsule is rapidly absorbed into the blood and It blocks chemical messengers in the brain that tell us we have pain. It effectively relieves pain caused by headaches, migraine, nerve pain, toothache, sore throat, period (menstrual) pains, arthritis, and muscle aches. This medicine is widely used and rarely causes side effects if taken at the right dosage.