Many people swear by nasal irrigation -- flushing out your nose with a neti pot. It breaks up mucus and reduces swelling, helping you breathe better. And it’s true that eating spicy food may help a stuffy nose get clear, at least for a little while.
Researchers can’t say for sure whether herbs and supplements work for allergies. Popular ones include butterbur, which may block some chemicals that trigger nasal swelling; quercetin, which may act like an antihistamine; and bromelain, which may help with congestion.
It is possible that the main title of the report Angioedema, Hereditary is not the name you expected. Please check the synonyms listing to find the alternate name(s) and disorder subdivision(s) covered by this report.