Hydrex Cough Expectorant Syrup 120 ml (Aminophylline, Diphenhydramine HCl, Ammonium Chloride & Menthol)

Benefits & Features: Hydrex Syrup is a multi-action cough expectorant that gets rid of phlegm and quiets coughs, combining a bronchodilator, antihistamine, and expectorant. Quiets cough and reduces throat irritation. Expectorant action helps loosen and expel phlegm. Antihistamine (Diphenhydramine) aids in soothing and minor allergy relief.

Requires Prescription: No (Often controlled/behind the counter).

Generics: Yes (Multi-ingredient cough formula).

Used For: Symptomatic relief of cough, chest congestion, and cold symptoms.

How it Works: Aminophylline (bronchodilator) opens airways; Diphenhydramine (antihistamine/sedative) reduces the cough reflex; Ammonium Chloride (expectorant) thins and clears mucus.

Usage & Safety Dosage: Dosage depends on age; typically 1–2 teaspoons every 4–6 hours, or as directed by a doctor.

Side Effects: Drowsiness (significant due to Diphenhydramine), nausea, vomiting, and restlessness (from Aminophylline).

Drug Interactions: Increased sedation with alcohol or other CNS depressants. Caution when used with other bronchodilators or heart medications.

When Not to Use: Known allergy to ingredients or severe heart conditions (due to Aminophylline).

Precautions: May cause significant drowsiness; avoid driving. Use with caution in patients with high blood pressure or thyroid disorders.

Warnings: Do not exceed the recommended dosage. Contains Aminophylline, which may cause serious side effects if misused. Consult a doctor before use.

Additional Information: Store in a cool, dark place. Shake well before use. Use only as directed by a doctor.