Europe — EMA
Mostaxyl (Rupatadine)
GNH USA supplies Mostaxyl (Rupatadine), an antihistamine for allergic rhinitis and urticaria. Request a quote for global supply.
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What is Rupatadine?
Rupatadine, the active ingredient in Mostaxyl, is an antihistamine presented as an oral tablet for oral use. It is used to relieve symptoms of allergic rhinitis and urticaria in adults and children as directed by a healthcare professional.
GNH USA supplies Mostaxyl as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Rupatadine used for?
Rupatadine acts on allergic pathways to control histamine‑mediated conditions.
Allergic rhinitis: reduces nasal congestion, itching, and sneezing associated with seasonal or perennial allergies. Seasonal allergic rhinitis: provides symptom relief during pollen seasons. Urticaria: alleviates wheals and itching in chronic or acute hives.
What are the side effects of Rupatadine?
Rupatadine is generally well tolerated, but adverse reactions can occur.
Common Side Effects: - Drowsiness or mild sedation - Headache - Dry mouth - Fatigue - Nausea - Abdominal discomfort
Serious or Rare Side Effects: - Angioedema or severe swelling - Anaphylactic reactions - Severe skin eruptions such as Stevens‑Johnson syndrome - Hepatic enzyme elevation - Cardiac arrhythmias (rare) - Hematologic abnormalities
What precautions apply to Rupatadine?
Before using Mostaxyl, consider the following safety points.
Pregnancy: consult a healthcare professional before use. Breastfeeding: use with caution; discuss risks with a physician. Elderly patients: monitor for increased sedation or dizziness. Renal impairment: dose adjustment may be required based on clinical judgment. Drug interactions: review concomitant medications for potential interactions. Store at ambient temperature: keep in the original packaging, protect from moisture and direct sunlight.
What does Rupatadine interact with?
Rupatadine may interact with several drug classes; awareness helps avoid reduced efficacy or increased toxicity.
Major Interactions (Avoid): - Potent CYP3A4 inhibitors (e.g., ketoconazole, itraconazole) – may raise rupatadine plasma levels. - Strong CYP3A4 inducers (e.g., rifampicin, carbamazepine) – may lower therapeutic effect.
Moderate Interactions (Monitor Closely): - Alcohol – can enhance sedative effects. - Other antihistamines – may cause additive drowsiness. - CNS depressants (e.g., benzodiazepines) – increased central nervous system depression.



