Generic Azelastine

Common use

Azelastine is an antihistamine nasal spray which used to treat allergy symptoms such as sneezing and itchy, runny nose. This medication is working by block the action of histamine, which reduces allergy symptoms. Also Azelastine is used for treating such symptoms as runny nose or stuffy nose, and postnasal drip.



Dosage and direction

Azelastine should be used for nose only, so please avoid contacting with eyes. Blow your nose before using this medication. The recommended starting dose is 4 sprays a day . After three days the recommended dose is 2 sprays a day.

Note: this instruction presented here just for review. It's very necessary to consult with your doctor before using. It help you to get best results.



Precautions

Use with cautions if your medical history include: allergies, heart disease, kidney problems,high blood pressure, liver problems. Using Azelastine with alcohol or CNS depressants can increase side effects. Azelastine should not be used during pregnancy, becoming pregnancy or lactating. Do not use Azelastine before breast-feeding without doctor's permission.



Contraindications

Azelastine is not allowed to people with: allergy to any antihistamines; narrow angle glaucoma; bladder neck obstruction; symptomatic prostatic hypertrophy; asthmatic attack; stenosing peptic ulcer; pyloroduodenal obstruction. Atelin should not be used in neonates (possible association with SIDS)



Possible side effect

They may include an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Also the most possible side effects include:

bronchospasm (shortness of breath, tightness in chest, wheezing);

fast or uneven heartbeats.

Less serious include:

a bitter taste in your mouth;

headache;

drowsiness or dizziness;

dry mouth, sore throat;

burning in your nose;

weight gain;

nausea;

nosebleed;

cough, sneezing, runny nose, cold symptoms; or

eye redness.

If you experience one of them stop using Azelastine and tell your doctor as soon as possible. Also consult with your doctor about any side effect that seems unusual.



Drug interaction

Azelastine interact with such medication as: cimetidine, sleep medicines, sedatives, tranquilizers, drugs for anxiety, narcotic pain relievers, antidepressants or other psychiatric drugs, other antihistamines. Also note that interaction between two medications does not always mean that you must stop taking one of them. As usual it affects the the effect of drugs, so consult with your doctor about how it interactions are being managed or should be managed.



Missed dose

If you forgot to take your dose in time, please do it as soon as you remember. But do not take if it is too late or almost time for your next dose. Do not take double or extra doses. Take your usually dose next day in the same regularly time.



Overdose

Symptoms of an Azelastine overdose are unknown, but most possible may include extreme sleepiness. If you experience one of them or f you experience any unusual symptom call your doctor immediately.



Storage

Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Store away from heat, moisture, and light. Do not store in the bathroom. Keep the bottle upright with the pump tightly closed. Protect from freezing.

Keep out of the reach of children.



Disclaimer

We provide only general information about medications which does not cover all directions, possible drug integrations, or precautions. Information at the site cannot be used for self-treatment and self-diagnosis. Any specific instructions for a particular patient should be agreed with your health care adviser or doctor in charge of the case. We disclaim reliability of this information and mistakes it could contain. We are not responsible for any direct, indirect, special or other indirect damage as a result of any use of the information on this site and also for consequences of self-treatment.

Clinical Verification

Last Clinically Updated: August 15, 2026

Written By

Dr. Elena Vance, PharmD

Clinical Specialist in Neuropharmacology

Fact Checked By

Marcus Thorne, MS

Biomedical Data & FDA Label Verification

Medically Reviewed By

Dr. Arthur Campbell, MD

Board-Certified Psychiatrist (ABPN)