Initial treatment of allergic rhinitis (AR) depends on the severity of symptoms and whether they are intermittent or persistent (see Table 1).

The choice of drugs for treatment of allergic rhinitis depends on the severity of symptoms and whether they are intermittent or persistent (see Table 1).

Patients with seasonal allergies often experience nasal itching and congestion, sneezing, rhinorrhea, and itchy, watery eyes. Oral, intranasal, and ophthalmic preparations are widely available over the counter (OTC) for relief of symptoms. Prescription products for management of allergic rhinitis and allergic conjunctivitis are reviewed separately.

An FDA panel has recommended that stronger warnings about hepatotoxicity be added to the labeling for acetaminophen (www.fda.gov, search "acetaminophen hepatotoxicity").

The number of cough remedies available in the USA continues to multiply, but most products contain the same or similar ingredients in varying combinations. Most acute coughs do not require treatment with drugs, especially in children, and suppression of a productive cough may be harmful.