Cracks are better. The full name of crack is compound paracetamol and amantadine capsules, the main component of which is amantadine, which has antiviral effect and quick efficacy. In addition, crack also contains chlorphenamine maleate, artificial bezoar and other ingredients, which can relieve symptoms such as fever, sneezing, runny nose, stuffy nose and sore throat caused by common cold or flu.