
Fastest Over-the-Counter Allergy Medicines: Onset Times And Best Uses
Discover which OTC allergy medicine works fastest in 2025 — onset times for antihistamines, decongestants, and nasal sprays, plus use tips and safety advice.

Discover which OTC allergy medicine works fastest in 2025 — onset times for antihistamines, decongestants, and nasal sprays, plus use tips and safety advice.