Antihistamine / opioid / alpha-1 agonist combinations are used to treat cough, nasal congestion, cold symptoms, and allergic rhinitis. They work by suppressing cough, relieving nasal congestion, and reducing cold symptoms.
Why are antihistamine opioid alpha 1 agonist combinations prescribed?
Disclaimer: Popularity is based on total prescriptions for the brand and generic versions of each drug, regardless of the condition being treated. Some drugs are prescribed for multiple conditions.
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