Beer Info FAQ

How long does Mucinex cold and flu stay in your system?

How long does Mucinex cold and flu stay in your system?

Cough relief should last about 12 hours. Guaifenesin, the expectorant in Mucinex DM, is rapidly cleared from the body, having a half-life of only one hour. A drug's half-life is the amount of time it takes for the body to eliminate half of the drug.

How long does cold medicine stay in your system?

Urine: DXM can be detected in urine for up to 2 days after the last use, but standardized drug tests may detect it as PCP (Angel Dust). Blood: DXM can be detected in blood anywhere from 3 to 24 hours after the last use.