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Opsonin Pharma Limited
Generic: Azelastine Hydrochloride
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descriptionSafety Advices
No interaction found/established
Zelanex may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing... View More
Zelanex is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby. To ... View More
No interaction found/established
No interaction found/established
No interaction found/established
descriptionMedical Overview


Zelanex belongs to a group of medicines called antihistamines. It is used to treat sneezing, runny or stuffy nose caused by allergies (allergic rhinitis... View More

Uses of Zelanex

  • Sneezing and runny nose due to allergies

Side effects of Zelanex

  • Taste change

How to use Zelanex

Use this medicine in the dose and duration as advised by your doctor. Check the label for directions before use. Insert the bottle tip into one nostril ... View More

How Zelanex works

Zelanex is an antihistaminic medication. It treats allergy symptoms such as runny nose, sneezing, and itchy nose by blocking the effects of a chemical m... View More

What if you forget to take Zelanex?

If you miss a dose of Zelanex, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your r... View More

quick tipsQuick Tips
  • The right way to use the nasal spray:
  • Avoid deep breathing as it will cause medication to go back to the throat and make it less effective.
  • Do not share the bottle with anyone else so that you do not spread germs.
  • Zelanex should be avoided in patients with recent nasal ulcers, nasal surgery, or nasal trauma.
descriptionBrief Description


Allergic rhinitis, vasomotor rhinitis.


Prime with 4 sprays before initial use; if idle for 3 days, reprime with 2 sprays

Adult Dose

Allergic Rhinitis: Adults: 2 sprays per nostril twice daily.

Child Dose

Allergic Rhinitis: Children 5 years to 11 years of age: 1 spray into each nostril twice daily. Children >12 years: 2 sprays per nostril twice daily.


Known hypersensitivity to Azelastine Hydrochloride or any of its components.

Mode of Action

Azelastine blocks histamine H1-receptor activity and inhibits release of inflammatory mediators from mast cells.


In clinical trials, the occurrence of somnolence has been reported in some patients taking Azelastine Hydrochloride Nasal Spray; due caution should ther... View More

Side Effect

>10% Bitter taste (8-19.7%),Headache (8-14.8%),Somnolence (1-11.5%),Cold symptoms/rhinitis (2-17%),Cough (11%) 1-10% Nasal burning (4.1%),Sneezing ... View More

Pregnancy Category Note

Pregnancy Limited data from postmarketing experience over decades of use in pregnant women have not identified any drug associated risks of miscarriage... View More


The information provided herein is accurate, updated and complete as per the best practices of the Company. Please note that this information should not... View More