Preparation H Side Effects
Generic Name: phenylephrine topical
Note: This page contains side effects data for the generic drug phenylephrine topical. It is possible that some of the dosage forms included below may not apply to the brand name Preparation H.
Applies to phenylephrine topical: rectal cream, rectal gel, rectal ointment, rectal suppository
Get emergency medical help if you have any of these signs of an allergic reaction while taking phenylephrine topical (the active ingredient contained in Preparation H) hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Stop using phenylephrine rectal and call your doctor at once if you have a serious side effect such as:
severe irritation inside or around your rectum; or
dangerously high blood pressure (severe headache, blurred vision, buzzing in your ears, anxiety, confusion, chest pain, shortness of breath, uneven heartbeats, seizure);
Less serious side effects are more likely, and you may have none at all.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
It is possible that some side effects of Preparation H may not have been reported. These can be reported to the FDA here. Always consult a healthcare professional for medical advice.
More about Preparation H (phenylephrine topical)
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