Coricidin, Coricidin 'D' (decongestant), or Coricidin HBP (for high blood pressure), is the name of an over-the-counter cough and cold combination drug containing dextromethorphan (a cough suppressant) and chlorpheniramine maleate (a first-generation antihistamine).[1] Introduced by Schering-Plough in 1949 as one of the first antihistamines, it is now owned by Bayer.[2][3] Varieties of Coricidin may also contain acetaminophen (an analgesic/antipyretic) and guaifenesin (an expectorant).
Medicinal use
Coricidin is used to alleviate common cold symptoms such as coughs and congestion. Other versions of Coricidin are used to reduce fever or as an expectorant, while Coricidin HBP includes chlorpheniramine for people with high blood pressure.