Product image of Hydroxyzine Bluefish (Hydroxyzine Hydrochloride) supplied by GNH India

Hydroxyzine Bluefish

Active Ingredient:
Hydroxyzine Hydrochloride
Origin:
EU

Hydroxyzine Bluefish (Hydroxyzine Hydrochloride)

Hydroxyzine, the active ingredient in Hydroxyzine Bluefish, is a first‑generation antihistamine presented as an oral dosage form for oral use. It treats allergic rhinitis, pruritus, anxiety and provides sedation in adults and children as prescribed.

GNH India supplies Hydroxyzine Bluefish as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Bluefish Pharmaceuticals Ab

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Indications & Clinical Uses

Hydroxyzine is a first‑generation antihistamine that acts on histamine‑mediated conditions.

  • Allergic rhinitis: reduces nasal congestion, sneezing, itching and watery discharge.
  • Pruritus: alleviates itching associated with dermatologic disorders and systemic causes.
  • Anxiety: provides short‑term relief of tension and nervousness.
  • Sedation: induces calmness and sleep in patients requiring procedural sedation or insomnia management.

How It Works

  • Hydroxyzine hydrochloride selectively blocks peripheral H1 histamine receptors, preventing histamine‑induced vasodilation, increased vascular permeability and sensory nerve stimulation. Its anticholinergic activity contributes to drying of secretions, while central nervous system penetration produces sedative and anxiolytic effects through modulation of neurotransmitter pathways.

Side Effects

Hydroxyzine may cause a range of adverse reactions, most of which are dose‑dependent and reversible.

Common Side Effects

  • Drowsiness: feeling of sleepiness or reduced alertness.
  • Dry mouth: decreased salivation leading to a sticky sensation.
  • Blurred vision: temporary visual disturbances.
  • Constipation: slowed gastrointestinal motility.
  • Headache: mild to moderate cranial pain.
  • Dizziness: sensation of light‑headedness or unsteadiness.

Serious or Rare Side Effects

  • Cardiac arrhythmia: irregular heart rhythm requiring medical attention.
  • Severe hypotension: marked drop in blood pressure.
  • Seizures: convulsive episodes in susceptible individuals.
  • Anaphylaxis: acute allergic reaction with airway compromise.
  • Hepatic dysfunction: abnormal liver enzyme elevations.
  • Blood dyscrasias: rare blood cell abnormalities such as agranulocytosis.

Precautions & Warnings

Before initiating therapy, consider the following safety measures.

  • Pregnancy: safety not established; use only if potential benefit outweighs risk.
  • Elderly: increased sensitivity to sedative and anticholinergic effects; start with lower dose.
  • Driving: avoid operating machinery until individual response is known.
  • Concomitant CNS depressants: may enhance sedation and respiratory depression.
  • Renal/hepatic impairment: dose adjustment may be required based on clinical judgment.
  • Store at below 25°C: keep in the original pack, protect from moisture and direct sunlight.

Avoid Interactions

Hydroxyzine can interact with several drug classes, requiring attention to avoid adverse outcomes.

Major Interactions (Avoid)

  • Alcohol: additive central nervous system depression leading to profound sedation.
  • Opioids: synergistic respiratory depression and excessive drowsiness.
  • Other antihistamines: cumulative anticholinergic load increasing dry mouth, constipation and confusion.

Moderate Interactions (Monitor Closely)

  • CNS depressants (benzodiazepines, barbiturates): monitor for enhanced sedation.
  • MAO inhibitors: possible hypertensive episodes; observe blood pressure.
  • Theophylline: hydroxyzine may increase plasma theophylline concentrations, requiring level checks.

Frequently Asked Questions

Hydroxyzine Bluefish contains hydroxyzine hydrochloride, a first‑generation antihistamine indicated for relief of allergic rhinitis symptoms, treatment of pruritic skin conditions, short‑term management of anxiety, and provision of sedation before medical procedures or for insomnia when prescribed.

Hydroxyzine works by competitively blocking peripheral H1 histamine receptors, which prevents histamine‑mediated allergic responses. Its ability to cross the blood‑brain barrier also produces central anticholinergic and sedative effects, contributing to anxiety relief and sleep induction.

The dosage of Hydroxyzine Bluefish is determined by the prescribing clinician based on the patient’s age, weight, indication and clinical response. Healthcare providers select the appropriate strength and frequency according to approved labeling and individual therapeutic needs.

Safety data for hydroxyzine in pregnancy and lactation are limited. It should be used only if the potential benefit justifies any possible risk to the fetus or infant, and the decision should be made in consultation with a qualified healthcare professional.

To place an order, submit an enquiry on the product page at gnhindia.com specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Hydroxyzine is a first‑generation antihistamine, offering strong sedative and anticholinergic properties, unlike second‑generation agents such as cetirizine or loratadine, which are less sedating. The choice depends on therapeutic goals; hydroxyzine is preferred when sedation or anxiolysis is desired, while newer agents are favored for daytime allergy control.

Store Hydroxyzine Bluefish at temperatures below 25 °C in its original packaging, protecting it from moisture and direct sunlight. Keep the product out of reach of children and avoid exposing it to excessive heat or humidity to maintain potency.

Hydroxyzine Bluefish is taken orally. The tablet should be swallowed whole with a glass of water, preferably with or without food as directed by the prescriber. Do not crush, chew, or split the tablet unless specifically instructed.

Serious adverse reactions, though rare, include cardiac arrhythmias, severe hypotension, seizures, anaphylactic reactions, significant liver enzyme elevations and blood dyscrasias such as agranulocytosis. Patients should seek immediate medical attention if they experience any of these symptoms.

Hydroxyzine Bluefish is contraindicated in individuals with known hypersensitivity to hydroxyzine or other first‑generation antihistamines, those with severe central nervous system depression, and patients taking monoamine oxidase inhibitors within 14 days. Caution is also advised for patients with uncontrolled glaucoma, urinary retention or severe hepatic impairment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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