No black box warning on record for Nighttime Severe
As of the latest FDA labeling reviewed, Nighttime Severe (ACETAMINOPHEN, DEXTROMETHORPHAN HYDROBROMIDE, DOXYLAMINE SUCCINATE, PHENYLEPHRINE HYDROCHLORIDE) does not carry a black box warning. Standard warnings and precautions still apply — see the full Nighttime Severe medicine page for the complete safety profile.