Europe — EMA
Irireact
GNH USA supplies Irireact (Pheniramine/Tetryzoline), a antihistamine and alpha‑adrenergic agonist for allergic conjunctivitis, eye itching and redness.
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What is Pheniramine Maleate, Tetryzoline Hydrochloride?
Pheniramine maleate / tetryzoline hydrochloride, the active ingredient in Irireact, is an Antihistamine and alpha‑adrenergic agonist presented as eye drops for ocular use. It relieves allergic conjunctivitis, eye itching and redness in adults and children. GNH USA supplies Irireact as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Pheniramine Maleate, Tetryzoline Hydrochloride used for?
Irireact acts on ocular allergic pathways to reduce inflammation and vasodilation. - Allergic conjunctivitis: diminishes itching, tearing and redness caused by allergens. - Eye itching: provides rapid relief of itch sensations in the conjunctiva. - Redness of the eye: constricts conjunctival vessels to lessen visible redness.
What are the side effects of Pheniramine Maleate, Tetryzoline Hydrochloride?
Common Side Effects: - Stinging or burning sensation upon instillation. - Transient blurred vision. - Mild eye irritation or dryness. - Temporary increased redness. - Mild headache. - Slight eye discomfort with contact lens use.
Serious or Rare Side Effects: - Severe ocular irritation or allergic reaction. - Corneal ulceration or keratitis. - Significant increase in intra‑ocular pressure. - Systemic hypersensitivity (rash, swelling). - Anaphylactic reaction. - Persistent visual disturbances.
What precautions apply to Pheniramine Maleate, Tetryzoline Hydrochloride?
Use Irireact only as directed by a qualified eye‑care professional. - Hypersensitivity: avoid if known allergy to pheniramine, tetryzoline or excipients. - Glaucoma: use with caution; monitor intra‑ocular pressure. - Prolonged use: limit to short‑term relief; consult a clinician if symptoms persist beyond 7 days. - Contact lenses: remove lenses before application and wait several minutes before reinserting. - Pediatric use: follow pediatric guidance; avoid in infants unless advised. - Store at room temperature: keep in the original container, protect from light and moisture.
What does Pheniramine Maleate, Tetryzoline Hydrochloride interact with?
Irireact may interact with other medications that affect vascular tone or histamine pathways. Major Interactions (Avoid): - Monoamine oxidase inhibitors (risk of hypertensive episodes). - Systemic decongestants or other ocular vasoconstrictors (excessive vasoconstriction). - Other topical antihistamines (additive ocular irritation). Moderate Interactions (Monitor Closely): - Alcohol (may increase ocular dryness). - Beta‑blocker eye drops (potential additive effect on intra‑ocular pressure). - Multiple antihistamine products (monitor for cumulative sedation or irritation).
Frequently asked questions
What is Irireact used for?+
How does pheniramine maleate work in Irireact?+
What is the usual dose of Irireact?+
Is Irireact safe during pregnancy or breastfeeding?+
How do I order Irireact from GNH USA?+
How does Irireact compare with other eye‑drop treatments?+
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Product details
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