Most OTC and prescription antihistamines begin ... cause side effects such as high blood pressure. Eye drops treat symptoms of eye allergies, including itchy, watery eyes. They come in different ...

If your doctor has prescribed this ... in the affected eye(s) as directed by the product package or by your doctor, usually once or twice a day. To apply eye drops, wash hands first.

Anti-allergy drops: Antihistamine drops relieve ... Antibiotic drops: These prescription eye drops treat infections such as pink eye or corneal ulcers caused by Pseudomonas aeruginosa.