Phenergan Injection: Relief from Allergies, Nausea & Motion Sickness

Phenergan Injection contains Promethazine, a medication used to treat allergies, motion sickness, nausea, and vomiting. It works by blocking histamine and calming the brain’s vomiting center, helping relieve allergic reactions and control nausea. It is also sometimes used before or after surgery to reduce anxiety and prevent vomiting. Because it can cause drowsiness, Phenergan Injection should only be given under medical supervision
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