





Flublock-AZ Nasal Spray
Written By Dr. Anuj Saini, MMST, MBBS,
Reviewed By Dr. Mekhala Chandra, MD, MBBS,
Last updated on 22 Apr 2026 | 05:28 PM (IST)



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General Information
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Product introduction
Flublock-AZ Nasal Spray should be used as you have been advised by your doctor. Do not use it more often or for longer than recommended. Normally you should blow your nose gently before using it, keep one nostril closed while applying the medicine into the other, and then sniff hard to make sure it reaches deep into the nose. Then repeat for the other nostril. It provides relief very quickly and can last for several hours. If you use this medicine too often or for too long, it may worsen your symptoms rather than improve them.
The most common side effects are taste change, nosebleed, headache. Most of these are temporary and usually resolve with time. Contact your doctor straight away if you are at all concerned about any of these side effects.
Never support self-medication or recommend your medicine to another person. It is beneficial to have plenty of fluids while taking this medication. Before you start taking this medicine it is important to inform your doctor if you are suffering from liver or kidney disease. You should also tell your doctor if you are pregnant, planning pregnancy, or breastfeeding.
Uses of Flublock-AZ Nasal Spray
- Treatment of Sneezing and runny nose due to allergies
Benefits of Flublock-AZ Nasal Spray
Flublock-AZ Nasal Spray provides relief from symptoms such as blocked or runny nose, sneezing, and itchy or watery eyes. This will make it easier for you to go about your daily activities. It rarely has any serious side effects and you may only need to take it on days you have symptoms. Moreover, Flublock-AZ Nasal Spray may make you feel less sleepy as compared to other antihistamine medicines. If you are taking it to prevent getting symptoms you should use it regularly to get the most benefit.
Side effects of Flublock-AZ Nasal Spray
- Cough
- Upper respiratory tract infection
- Dryness in mouth
- Nasopharyngitis (inflammation of the throat and nasal passages)
- Stomach discomfort
- Voice change
- Nosebleeds
- Taste change
- Headache
- Abnormal taste
- Sinus inflammation
- Fungal infection of oropharynx
- Tremors
- Palpitations
How to use Flublock-AZ Nasal Spray
How Flublock-AZ Nasal Spray works
All substitutes for Flublock-AZ Nasal Spray
DUOnase Nasal Spray
Combinase AQ Nasal Spray
Nazomac-AF Nasal Spray
Ezicas AZ Nasal Spray
Nezalast Nasal Spray
Quick tips
- The right way to use the nasal spray:
- Shake the bottle before using the medicine.
- Clean your nose thoroughly before using the medicine.
- Insert the bottle tip into one nostril and close the other nostril.
- Direct the spray towards the sides of your nostril, away from the cartilage dividing the two sides of your nose.
- Breathe out gently through your mouth and repeat the same process for the other nostril.
- Avoid deep breathing as it will cause medication to go back to the throat and make it less effective.
- Inform your doctor if you have an infection,injury or ulceration in the inside of the nose as Flublock-AZ Nasal Spray can increase the risk of nose bleed and ulceration.
- Do not share the bottle with anyone else so that you do not spread germs.
Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver
Frequently asked questions
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Habit Forming
Therapeutic Class
References
- UKmedicine Information. Azelastine/Fluticasone Nasal Spray. 2013. [Accessed 19 Apr. 2019] (online) Available from:
- Azelastine hydrochloride + Fluticasone propionate. Somerset, New Jersey: Meda Pharmaceuticals Inc.; 2012 [revised 2015]. [Accessed 19 Apr. 2019] (online) Available from:
- Fluticasone Propionate + Azelastine. Mylan Specialty LP; 2017. [Accessed 19 Apr. 2019] (online) Available from:
- Azelastine/Fluticasone. Bad Homburg, Germany: MEDA PHARMA GMBH & Co KG; 2025. [Accessed 19 Jan. 2026] (online). Available from:




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Disclaimer
Marketer details
Address: Glenmark Pharmaceuticals Limited, B/2, Mahalaxmi Chambers, 22, Bhulabhai Desai Road, Mumbai – 400 026.
Vendor Details
A licensed vendor partner from your nearest location will deliver Flublock-AZ Nasal Spray. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.
In case of any issues, contact us
Email ID: [email protected]Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
Lab tests offered by us
- CBC (Complete Blood Count)
- FBS (Fasting Blood Sugar)
- Thyroid Profile Total (T3, T4 & TSH)
- HbA1c (Glycosylated Hemoglobin)
- PPBS (Postprandial Blood Sugar)
- Lipid Profile
- Vitamin D (25-Hydroxy)
- Urine R/M (Urine Routine & Microscopy)
- Coronavirus Covid -19 test- RT PCR
- LFT (Liver Function Test)
- KFT (Kidney Function Test)
- TSH (Thyroid Stimulating Hormone) Ultrasensitive
- ESR (Erythrocyte Sedimentation Rate)
- Uric Acid, Serum
- Vitamin B12
- CRP (C-Reactive Protein), Quantitative
- Urine C/S (Urine Culture and Sensitivity)
- Serum Electrolytes
- Serum Calcium
- Serum Creatinine
- Diabetes Screening (HbA1C & Fasting Sugar)
- KFT with Electrolytes (Kidney Function Test with Electrolytes)
- Cholesterol - Total
- Hb (Hemoglobin)
- Complete Hemogram (CBC & ESR)





