Chlorpheniramine is an antihistamine. It works in your body against a natural chemical called histamine. Chlorpheniramine prevents sneezing; itchy, watery eyes and nose; and other symptoms of allergies and hay fever.
Phenylephrine is a decongestant. It works by shrinking blood vessels in the body, reducing blood flow and allowing nasal passages to open up.
Atropine, chlorpheniramine, hyoscyamine, phenylephrine, and scopolamine is used to treat symptoms of allergies, hay fever, and the common cold.
This medication may also be used for other purposes not listed in this medication guide.
What is the most important information I should know about atropine, chlorpheniramine, hyoscyamine, phenylephrine, and scopolamine? Do not take atropine, chlorpheniramine, hyoscyamine, phenylephrine, and scopolamine if you have taken selegiline (Eldepryl, Carbex) or a monoamine oxidase inhibitor (MAOI) such as isocarboxazid (Marplan), phenelzine (Nardil), or tranylcypromine (Parnate) in the last 14 days. A dangerous drug interaction could occur, leading to serious side effects.
Avoid becoming overheated or dehydrated during exercise and in hot weather. Atropine, chlorpheniramine, hyoscyamine, phenylephrine, and scopolamine can decrease perspiration and you may be more prone to heat stroke. Avoid drinking alcohol because it may increase drowsiness and dizziness while taking atropine, chlorpheniramine, hyoscyamine, phenylephrine, and scopolamine. Tell your doctor if you regularly use oth
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