The most cost effective oral antihistamine is probably cetirizine (Zyrtec) at Costco Wholesale Club - it costs $15.49 for one year supply of 365 tablets.
Related reading:
Allergy drug recommendations for patients on a budget. KevinMD, 2010.
Related reading:
Allergy drug recommendations for patients on a budget. KevinMD, 2010.
Patient response to different antihistamines will vary http://goo.gl/Q2PiV
Costco Still Rocks for Allergy meds - generic alternatives to brand name OTC medications at very reasonable prices
Treatment approaches to seasonal allergies reviewed by an allergist on Dr. Oz show (video).
Costco Still Rocks for Allergy meds - generic alternatives to brand name OTC medications at very reasonable prices
Treatment approaches to seasonal allergies reviewed by an allergist on Dr. Oz show (video).