Both products contained chlorpheniramine maleate (an antihistamine) and phenylpropanolamine hydrochloride (a decongestant) but differed in their doses. Both products contained 75 mg of phenylpropanolamine hydrochloride, but Cold Capsule IV contained 12 mg chlorpheniramine maleate while Cold Capsule V had 8 mg .
They was manufactured by Graham DM and both approved for use by the U.S. Food and Drug Administration in 1985.
- ^ DrugPatentWatch.com Basic Plan - Drug patent expirations dates, exclusivity, sales, patent details, case histories, and more
- ^ http://www.fda.gov/cder/drug/infopage/ppa/advisory.htm Food and Drug Administration Public Health Advisory, "Safety of Phenylpropanolamine", www.FDA.gov
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