Hydroxyzine
Hydroxyzine is a first-generation antihistamine of the piperazine class. It relieves itching and hives from allergic reactions and is also used for anxiety.
Medicine containing Hydroxyzine
Key points
- Atarax film-coated tablets come in 10 mg and 25 mg strengths.
- Effects usually begin within 30 to 60 minutes and last about 4 to 6 hours.
- It is not recommended for children under 5 years.
What it is used for
It eases the itching of pruritus and the rash of urticaria, and it is taken for anxiety. It sits among the allergy relief medicines.
How it works
Blocking H1-histamine receptors reduces the itching, swelling and redness of an allergic reaction. Its action on the central nervous system brings anti-anxiety and sedative effects.
Forms and brands
The tablet supplied is Atarax, film-coated, in 10 mg and 25 mg. Pharmacy partners in India ship to Malaysia in discreet packaging.
Safety
Do not use it after a previous hypersensitivity to hydroxyzine, in porphyria, or during pregnancy. It should not be used while breastfeeding; confirm suitability with a qualified clinician or pharmacist first. Drowsiness can affect driving and machinery.
Drowsiness, dry mouth and headache are common; confusion, tremor and blurred vision are moderate. Seizures and QT prolongation are serious and need immediate medical attention. Alcohol and CNS depressants interact with it.
What the sources say
- A previous hypersensitivity to hydroxyzine rules out its use. (DailyMed)
- Dose selection for older patients should be cautious, usually starting at the low end of the range. (DailyMed)
- Overdose is managed with supportive care and close monitoring. (DailyMed)
Further reading
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