Antihistamines for allergy: prices in the US
Updated 2026-11-04 · USD · United States
3 active ingredients in this group have medicine guides for the US. Medicines in one group are not interchangeable: which one suits you is a question for a doctor or pharmacist.
| Active ingredient | Brands | Lowest listed |
|---|---|---|
| Cetirizine | Cetirizine, Zyrtec | Cetirizine 10mg tablet: $5.99 |
| Loratadine | Loratadine, Claritin | Loratadine 10mg tablet: $8.39 |
| Diphenhydramine | Diphenhydramine | Diphenhydramine tablet: $3.69 |
Listed prices as shown on each pharmacy’s website, checked October 27, 2026. This is a dated snapshot, not a live price, and excludes delivery fees, discounts and insurance cover. Prices change often, so confirm on the pharmacy site before you buy.
Whether Antihistamines for allergy needs a prescription in the US depends on the strength and pack size. Ask a pharmacist before you buy.