Applying Preparation H to external hemorrhoids is straightforward: clean the area, dry it gently, and apply a small amount of cream or ointment directly to the swollen tissue up to four times a day. The key to getting the most relief is proper hygiene before and after application, and knowing which product format works best for your symptoms.
Clean the Area First
Before applying anything, the affected area needs to be clean and dry. You have two good options here. The simplest is to use a gentle, unscented cleansing wipe and pat (don’t rub) the skin around the hemorrhoid. Rubbing irritates swollen tissue and can make things worse. The other option, especially if you’re in significant discomfort, is to soak in a warm sitz bath for 10 to 15 minutes beforehand. A sitz bath is just a shallow basin that fits over your toilet seat, filled with plain warm water. This both cleans the area and helps ease pain and swelling on its own.
After cleaning, gently pat the area dry with a soft cloth or tissue. Moisture trapped against the skin can increase irritation, so take a moment to make sure the surface is dry before moving on.
How to Apply the Product
If you’re opening a new tube, use the pointed top end of the cap to puncture the foil seal inside the tube opening. Then squeeze a small amount of cream or ointment onto your fingertip. You don’t need a large glob; a pea-sized to dime-sized amount is typically enough to cover an external hemorrhoid.
Using a clean finger, spread the product gently over the swollen area. You’re applying it externally only, directly on and around the hemorrhoid. Don’t push the product deep inside the anal canal unless the packaging specifically says to do so with an applicator tip. For external hemorrhoids, surface coverage is what matters. Once applied, wash your hands thoroughly with soap and water.
The best times to apply are after a bowel movement (once you’ve cleaned and dried the area), in the morning, and at night before bed. You can use it up to four times in a 24-hour period. Applying after bowel movements is especially important because that’s when external hemorrhoids tend to be most irritated.
Cream vs. Ointment: Which to Choose
Preparation H comes in several formulations, and the differences matter. The ointment version contains mineral oil and petrolatum along with phenylephrine, which narrows swollen blood vessels to reduce puffiness. It creates a thicker, greasier barrier over the skin, which can be helpful at night when you want longer-lasting moisture protection.
The maximum strength cream adds pramoxine, a topical numbing agent, on top of the phenylephrine. If itching or pain is your main complaint, the cream version delivers more symptom relief. It also absorbs into the skin more cleanly than the ointment, making it a better choice for daytime use when you don’t want a greasy residue. Both formats work for external application. Some people use the cream during the day and the ointment at night.
How the Active Ingredients Work
The phenylephrine in Preparation H is a vasoconstrictor, meaning it tightens blood vessels when applied directly to tissue. External hemorrhoids are essentially swollen blood vessels bulging beneath the skin around the anus, so narrowing those vessels temporarily reduces the swelling and the pressure that comes with it. This is the same compound used in nasal decongestant sprays, working on the same principle: shrink swollen tissue by constricting the blood supply feeding it.
The petrolatum and glycerin in both formulations act as skin protectants, forming a barrier that keeps moisture in and irritants out. This helps prevent the raw, chafed feeling that external hemorrhoids often cause during movement or sitting. If your product contains pramoxine, that ingredient numbs the nerve endings in the skin surface, dulling the itch and sting.
How Long to Use It
Seven days is the general benchmark. If your symptoms haven’t improved after a week of consistent use, the issue likely needs professional evaluation. This doesn’t necessarily mean something serious is wrong, but hemorrhoids that don’t respond to over-the-counter treatment sometimes need a different approach.
Stop using the product sooner if you notice increased redness, new swelling, worsening pain, or signs of an allergic reaction like a rash spreading beyond the application area. Any rectal bleeding that wasn’t there before, or bleeding that increases, also warrants a conversation with a doctor. Rectal bleeding has many possible causes, and it’s worth confirming the diagnosis rather than assuming hemorrhoids are the only explanation.
Who Should Check With a Doctor First
Because phenylephrine constricts blood vessels, it can have effects beyond the application site in some people. If you have heart disease, high blood pressure, thyroid disease, or diabetes, check with a doctor before using any Preparation H product containing phenylephrine. The same applies if you have difficulty urinating due to an enlarged prostate.
If you’re currently taking a prescription medication for high blood pressure or depression, ask a pharmacist whether there’s an interaction to worry about. In most cases the amount of phenylephrine absorbed through the skin is very small, but these precautions exist because the combination can occasionally cause problems in people already managing those conditions.
Getting Better Results Between Applications
The cream or ointment handles symptoms, but a few habits speed up actual healing. Soaking in a warm sitz bath two or three times a day for 10 to 15 minutes reduces swelling independently of any medication. Wearing loose, breathable cotton underwear minimizes friction against the area. Sitting on a cushion or donut pillow takes direct pressure off the hemorrhoid when you need to be at a desk.
Keeping stools soft is the single most important thing you can do to let an external hemorrhoid heal. Hard stools and straining during bowel movements are what caused the swelling in the first place, and they’ll keep reinjuring the tissue no matter how diligently you apply cream. Increasing fiber intake, drinking more water, and avoiding long periods of sitting on the toilet all reduce the mechanical stress on those blood vessels.