Allergy Drug Information (cont.)
Louise Chang, MD
Dr. Chang completed her undergraduate degree at Stanford University and attended medical school at New York Medical College. She completed her internal medicine residency at Saint Vincent's Hospital in New York City, where she also served as a chief resident from 2001-2002. Dr. Chang is board-certified in internal medicine.
In this Article
- Allergy medications overview
- For what conditions are allergy medications used?
- What are the differences in the types of allergy medications?
- What are the side effects of allergy medications?
- What are the drug interactions for allergy medications?
- What if medications aren't enough to improve symptoms?
- What are some warnings/precautions with allergy medications?
- Examples of allergy medications
What are the side effects of allergy medications?
Older antihistamines are associated with drowsiness, dizziness, constipation, upset stomach, blurry vision, a dry mouth/nose and throat, and difficulty urinating. The newer antihistamines are usually well tolerated but can cause drowsiness, dry mouth, and stomach problems.
Mast cell stabilizers can cause a short-lived stinging sensation inside the nose.
Leukotriene inhibitors are associated with unusual weakness, upset stomach, earache, dizziness, cough, headache, trouble sleeping. Serious but unlikely side effects include flu-like symptoms.
Nasal decongestants may cause a temporary burning, stinging, or dryness in the nose, a runny nose, and sneezing. Oral decongestants may cause dizziness, headache, nervousness, fast heartbeat, increased blood pressure, loss of appetite, and sleep problems.
Topical steroids for skin allergies can cause burning, itching, redness, and changes to skin color and thinning of skin.
Allergies & Asthma
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