Health Blog


Published on 2017-03-21 08:03:03


Astemizole is used in the treatment of allergic conditions causing runny nose (rhinitis), redness and watering of eyes (conjunctivitis), skin rashes (urticaria), and allergic reactions to drugs and food. However, it has been withdrawn from the market due to adverse effects on the heart rhythm (QT prolongation).


Astemizole belongs to a group of medicine called as antihistamines. It acts by preventing the action of a chemical called as histamine in the body, which is involved in causing allergic reactions.


  • Nausea
  • Nervousness
  • Drowsiness
  • Hormone imbalance
  • Allergic reaction
  • Slow growth in children and teenagers
  • Convulsion
  • Diarrhoea
  • Dry mouth
  • Dry skin
  • Fainting
  • Headache
  • Altered heart rate
  • Gastrointestinal discomfort


  • HISTEEZE - 1 variant(s)
  • ACIPAX - 1 variant(s)
  • STEMIZ - 2 variant(s)
  • ALERZOLE - 1 variant(s)



  • Inform your doctor if you have asthma (difficulty in breathing) or any other lung disease, decreased potassium level in blood, known heart diseases, urinary retention or an enlarged prostate, kidney and liver disorder and heart disease.
  • Inform your doctor if you are simultaneously receiving medicines for viral (including HIV), bacterial or fungal infection, malaria, depression, or sleeplessness.
  • Inform your doctor if you are pregnant or planning to become pregnant or are breastfeeding
  • Do not drive or operate machinery while on this drug as it may cause dizziness.
  • Do not consume alcohol when receiving astemizole as it may worsen the side effects.
  • Do not consume this drug if you are allergic to astemizole or any of its ingredients.
  • Do not consume this drug if you have heart rhythm disorders



Q. Is astemizole safe during pregnancy?

ANS: Astemizole may not be safe during pregnancy and should be given only if the potential benefit justifies the potential risk to the baby. Please follow your doctor's advice regarding its use.

Q. Is it safe to use astemizole during breastfeeding?

ANS: Astemizole should be given only if the potential benefit justifies the potential risk to the infant. Please follow your doctor's advice regarding its use.

Q. What is astemizole used for?

Astemizole is used for the treatment allergic conditions causing runny nose, redness and watering of eyes, skin rashes, and allergic reactions to drugs and food. 

Q. Is this medicine or product addictive or habit forming? 
ANS: Most medicines don't come with a potential for addiction or abuse. Usually, government's categorizes medicines that can be addictive as controlled substances. Examples include schedule H or X in India and schedule II-V in the US. Please consult the product package to make sure that the medicine does not belong to such special categorizations of medicines. Lastly, do not self-medicate and increase your body's dependence to medicines without the advice of a doctor.

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