No black box warning on record for Alka-Seltzer Plus Severe Cold And Flu Powerfast Fizz
As of the latest FDA labeling reviewed, Alka-Seltzer Plus Severe Cold And Flu Powerfast Fizz (CHLORPHENIRAMINE MALEATE, ACETAMINOPHEN, PHENYLEPHRINE HYDROCHLORIDE, DEXTROMETHORPHAN HYDROBROMIDE) does not carry a black box warning. Standard warnings and precautions still apply — see the full Alka-Seltzer Plus Severe Cold And Flu Powerfast Fizz medicine page for the complete safety profile.