Preparation H Suppositories rectal

Phenylephrine is a decongestant that shrinks blood vessels. Dilated blood vessels can cause hemorrhoids.

Phenylephrine rectal is used on the rectum to relieve itching, burning, irritation, and swelling caused by hemorrhoids.

Phenylephrine rectal may also be used for purposes not listed in this medication guide.

Since phenylephrine rectal is used on an as needed basis, you are not likely to miss a dose. Do not use phenylephrine rectal more than 4 times per day.

Do not take phenylephrine rectal rectal suppository by mouth. It is for use only in your rectum.

Ask a doctor or pharmacist before taking any cough, cold, or allergy medicine. Phenylephrine is contained in many combination medicines. Taking certain products together can cause you to get too much phenylephrine. Check the label to see if a medicine contains phenylephrine, or a decongestant.

Get emergency medical help if you have any of these signs of an allergic reaction: 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:

• rectal bleeding;

• 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. You may report side effects to FDA at 1-800-FDA-1088.

Ask a doctor or pharmacist if it is safe for you to use phenylephrine rectal if you are also using any of the following drugs:

• an antidepressant; or

• blood pressure medication.

This list is not complete and other drugs may interact with phenylephrine rectal. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.