• Allergic Rhinitis - Decongestants
• Highlights
• Introduction
• Causes
• Risk Factors
• Prognosis
• Complications

Medications

Antihistamines

Histamine is one of the chemicals released when antibodies overreact to allergens. It is the cause of many symptoms of allergic rhinitis. Antihistamines can help relieve:

• Itching, sneezing, and runny nose (unless combined with a decongestant, antihistamines do not work well for relieving nasal congestion).
• Other allergy symptoms unrelated to rhinitis, including hives and some rashes

If possible, patients should take antihistamines before an anticipated allergy attack.

Many...