Nasonex (Mometasone Furoate)

Mometasone furoate, the active ingredient in Nasonex, is a corticosteroid presented as a nasal spray for nasal use. It treats allergic rhinitis and nasal polyps in adults and children as indicated.

GNH USA supplies Nasonex as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Nasonex (mometasone furoate) is a corticosteroid that reduces inflammation in the nasal passages.

Allergic rhinitis: relieves nasal congestion, sneezing, itching and runny nose. Nasal polyps: decreases polyp size and improves nasal airflow. Seasonal allergic rhinitis: provides symptom control during pollen seasons.

Nasonex may cause local and systemic adverse reactions.

Common Side Effects: - Nasal irritation or burning sensation - Headache - Epistaxis (nosebleed) - Throat irritation or cough - Altered taste perception - Dryness of nasal mucosa

Serious or Rare Side Effects: - Adrenal suppression with prolonged high‑dose use - Severe allergic reaction (anaphylaxis) - Nasal septum perforation - Opportunistic fungal sinusitis - Vision changes or cataract formation - Persistent or heavy nosebleeds

Before using Nasonex, consider the following safety measures.

Pregnancy: consult a healthcare provider as safety data are limited. Children: use only as prescribed and monitor growth. Recent nasal surgery: avoid use for at least two weeks before and after the procedure. Concurrent systemic corticosteroids: monitor for additive systemic effects. Store at room temperature: keep in the original pack, protect from moisture and heat.

Nasonex can interact with other medicines; review the following categories.

Major Interactions (Avoid): - Strong CYP3A4 inhibitors (e.g., ketoconazole) may increase systemic exposure. - Systemic immunosuppressants may enhance immunosuppression risk. - Live vaccines may have reduced efficacy.

Moderate Interactions (Monitor Closely): - Antifungal azoles (e.g., itraconazole) may raise mometasone levels. - Ritonavir can increase exposure. - St. John’s wort may decrease effectiveness.