Azelastine is a spray administered through the nasal passages

     Astelin contains Azelastine hydrochloride as an active ingredient. Astelin is an antihistamine which is designed for treating allergy symptoms such as sneezing and itchy, runny nose. It is also used to treat symptoms of nasal passage inflammation such as runny nose, stuffy nose, and postnasal drip. 

Mechanism of action:

     Histamine can produce symptoms of itching, sneezing, watery eyes, and runny nose. Astelin works by blocking the action of histamine, which reduces allergy symptoms.

Precautions:

• Take exactly as prescribed by your physician. 
• Do not take in larger or smaller amounts or for longer than recommended.
• Consuming alcohol can increase certain side effects of azelastine.
• Do not use this medication if you are allergic to azelastine.
• Discus with your physician if you are pregnant or plan to become pregnant while using this medication. It can harm an unborn baby.
• Do not take this medication without discussing with your physician if you are breast-feeding a baby.
• Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

Astelin Side effects:

Get emergency medical help if you have any of these symptoms:

• rapid heartbeat
• hives 
• troubled breathing 
• tightness in the chest 
• swelling of your face, lips, tongue, or throat
• Blood in the urine

Common side effects are:

• Bitter taste in the mouth
• Nosebleeds
• drowsiness or sleepiness
• headache
• dizziness, nausea
• weight gain
• sore throat

Storage: Astelin should store at room temperature between 20 and 25 degrees C and away from light, heat and moisture. Do not freeze it. Keep it out of the reach of children and away from pets.


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