Quagen Promethazine Hydrochloride and Codeine Phosphate Oral Solution is a high-quality, prescription-strength cough suppressant and antihistamine combo that provides quick, effective relief of cough, sore throat, and upper respiratory tract symptoms. Produced by Quagen Pharmaceuticals, a respected pharmaceutical company in the United States, this oral solution delivers dual-action symptom relief thanks to its two active ingredients – Promethazine HCl and Codeine Phosphate.
This medicine is used for the temporary relief of severe coughing caused by cold, flu, or allergy. The syrup form of administration makes it absorb quickly, which results in fast and effective cough relief.
Uses of Quagen Promethazine Codeine Oral Solution
Quagen’s syrup can be used by people who suffer from:
Dry or non-productive coughs
Allergies that affect the throat and sinuses
Colds and flus that involve persistent coughing
Inflammation of the bronchi or post-nasal drip
Inflammation of the throat and insomnia caused by coughing
Thanks to the presence of Codeine – a centrally acting opioid cough suppressant, and Promethazine – a sedative antihistamine, this solution provides strong relief that starts quickly and lasts for hours.
How Does It Work?
Promethazine HCl (6.25 mg per 5 mL) – blocks histamine receptors in order to reduce allergy symptoms like






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