It contains acetaminophen, caffeine, aminopyrine, chlorpheniramine maleate and other active ingredients: acetaminophen can play the role of antipyretic and analgesic by inhibiting prostaglandin; aminopyrine can play the role of antipyretic and analgesic; caffeine is a central nervous stimulant, which has the effect of constricting cerebral blood vessels, and Caffeine is a central nervous system stimulant with cerebral vasoconstrictor effect, and the combination of acetaminophen and aminopyrine can play a role in enhancing the therapeutic effect; chlorpheniramine maleate can reduce nasal congestion, throat itching and other allergy symptoms by blocking H1 receptors. It has good therapeutic effect for common cold or viral cold, and can also be used for rheumatoid arthritis, neuralgia, migraine and other painful diseases.