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AhaBulb: Stuff Everyone Should Know · ahabulb.com/pilot-antihistamine-side-effects

Which side effects make common over-the-counter cold pills risky for pilots?

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  1. Better night vision
  2. Drowsiness and slower thinking
  3. Faster reaction times

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References

  1. PHAK FAA-H-8083-25C Chapter 17, Aeromedical Factors www.faa.gov/sites/faa.gov/files/regulations_policies/handbooks_manuals/aviation/phak/19_phak_ch17.pdf Checked 2026-10-09.

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