Azelastine: what it does and who it helps

Got sneezing, itchy eyes, or a runny nose that won’t quit? Azelastine is an antihistamine used for allergic rhinitis (nasal allergy) and allergic conjunctivitis (eye allergy). It comes as a nasal spray and as eye drops. Many people like it because it starts working quickly — often within minutes — and eases symptoms that over-the-counter meds sometimes miss.

How azelastine works & when to use it

Azelastine blocks histamine, a chemical your body releases during an allergic reaction. That reduces itching, sneezing, and watery eyes. Use the nasal spray for nasal symptoms and the eye drops for eye symptoms. Some doctors prescribe both when allergies affect your nose and eyes at the same time.

Typical use: nasal spray is usually 1 or 2 sprays in each nostril twice daily. Eye drops are typically one drop in the affected eye(s) twice daily. Follow your doctor’s instructions — don’t guess the dose.

Safe use, side effects, and buying tips

Common side effects are a bitter taste after using the nasal spray, mild drowsiness, nose irritation, or a stinging feeling in the eyes with drops. Serious reactions are rare but stop the drug and seek help if you get hives, trouble breathing, or severe swelling.

Avoid alcohol and other sedating drugs while using azelastine if you notice drowsiness. Tell your doctor about antidepressants, sedatives, or opioid pain meds — combining drugs that depress the nervous system can make drowsiness worse. If you’re pregnant, breastfeeding, or have liver problems, ask your provider before starting azelastine.

Practical tips: prime the nasal spray before first use, blow your nose gently before spraying, and tilt your head forward slightly. For eye drops, remove contacts first and wait 15 minutes after dosing before putting them back in if your drops contain preservatives.

Buying tip: azelastine often requires a prescription. If you shop online, use licensed pharmacies, check for a real pharmacist contact, and avoid sites that sell prescription meds without a prescription. If a deal looks too good or a site asks for minimal medical info, don’t risk it.

If symptoms don’t improve after a week or they get worse, check back with your doctor. Allergies can change, and you may need a steroid nasal spray, allergy testing, or a different treatment plan. Azelastine helps a lot of people, but it works best as part of a clear plan with your healthcare provider.

Jun 26, 2023
James Hines
Can azelastine cause rebound congestion?
Can azelastine cause rebound congestion?

I recently came across the topic of whether azelastine, a popular nasal spray, can cause rebound congestion. After doing some research, I found out that unlike other nasal decongestants, azelastine has a lower risk of causing rebound congestion. This is because it primarily works as an antihistamine and anti-inflammatory agent, rather than constricting blood vessels like traditional decongestants. However, it's still important to follow the recommended dosage and consult a healthcare professional if you experience any side effects. Overall, it seems that azelastine is a safer option for those concerned about rebound congestion.

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