What are the ingredients in Quibron? A Look at Theophylline and Guaifenesin
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4 min read
The brand name medication Quibron has been discontinued in the U.S., but historically, understanding what are the ingredients in Quibron reveals a combination of a bronchodilator and an expectorant used for conditions like asthma and COPD. Its formulations typically included the active ingredients theophylline and guaifenesin, addressing both airway constriction and mucus buildup.
