Allergy and cold
Guaifenesin + pseudoephedrine
Expectorant + Decongestant
Other names: Mucus-D, Duratuss GP, Entex
Wait
24 hours
after the first dose
The FAA's MedGuide lists guaifenesin + pseudoephedrine (Mucus-D, Duratuss GP, Entex) as allowed, for allergic rhinitis or congestion, with a wait of 24 hours after the first dose and none after later doses or after the final dose, used per label directions.
Track your medicationsMore detail: guaifenesin + pseudoephedrineThe rest of Crosscheck's reading, in plain wordsOpen
The MedGuide defines allowed as acceptable for use while performing flight or safety-related duties, provided the condition is stable/aeromedically acceptable and no adverse side effects are present, and says wait times are not determined solely by the medication: an extended observation period may be required to verify clinical stability of the condition.
- 24 hours after the first dose: ground observation
Show the FAA's words: guaifenesin + pseudoephedrineThe official FAA wording: three passages, each with its document and dateOpen
Generic: guaiFENesin + pseudoephedrine
Brand Name: Mucus-D; Duratuss GP [INTL]; Entex [INTL]
Drug Class: Expectorant + Decongestant
Underlying Condition: Allergic rhinitis; Congestion
Use: ALLOW
INITIAL Wait Time (after first dose): 24 hours
SUBSEQUENT Dose Wait Time (after each dose): None
DISCONTINUATION Wait Time (after final dose): None
Frequency Use Limit: Per label directions
ALLOWED: The medication is acceptable for use while performing flight or safety-related duties, provided the condition is stable/aeromedically acceptable and no adverse side effects are present.
Underlying Condition: Evaluating medication use requires considering the impact of safety of flight from both the medication and underlying condition. Wait times are not determined solely by the medication; an extended observation period may be required to verify clinical stability of the condition.