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|Articles|November 4, 2021
Daily OTC Pearl: Preparation H
Author(s)Saro Arakelians, PharmD
Preparation H works by temporarily narrowing the blood vessels in the area, which decreases swelling and discomfort caused by hemorrhoids.
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OTC/Lifestyle Pearl of the Day: Preparation H
Indication: Preparation H is used to temporarily relieve swelling, burning, pain, and
Insight:
- Preparation H contains
phenylephrine , which belongs to a class of drugs known as sympathomimetic amines. - It works by temporarily narrowing the
blood vessels in the area, which decreases swelling and discomfort. - Directions: Use Preparation H up to 4 times daily, usually in the morning and
bedtime , after eachbowel movement , or as directed by a physician. - If symptoms do not improve within 7 days, if bleeding/worsening pain occurs, or if you think you may have a serious medical problem, consult a physician promptly.
- Active Ingredients: Mineral oil - 14.0 % (protectant), petrolatum - 74.9 % (protectant), phenylephrine HCL - 0.25 % (vasoconstrictor)
- Adverse events include fast/irregular heartbeat, pounding headache, nervousness, shakiness (tremor), and trouble sleeping.
Sources:
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