IMPORTANT NOTE: The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate or effective for you. Consult your healthcare professional before using this drug.
Pronounced: (FEN-il-EF-rin)
Hemorrhoid Rect Precautions
Before using this product, tell your doctor or pharmacist if you are allergic to it; or to any of its ingredients; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
If you have any of the following health problems, consult your doctor or pharmacist before using this product:
- diabetes
- heart problems (e.g., chest pain, heart attack)
- high blood pressure
- overactive thyroid (hyperthyroidism)
- difficult urination due to blockage (e.g., enlarged prostate)
Do not use this product in children 12 years or younger without talking with the doctor.
During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.
It is not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.
Hemorrhoid Rect Side Effects
This medication does not usually have bothersome side effects when used as directed. Mild pain/stinging may occur if the rectal tissue is raw or bleeding. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
If your doctor has directed you to use this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Stop using this medication and tell your doctor immediately if any of these rare but very serious side effects occur:
- fast/irregular heartbeat
- pounding headache
- nervousness
- shakiness (tremor)
- trouble sleeping
A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including:
- rash
- itching/swelling (especially of the face/tongue/throat)
- severe dizziness
- trouble breathing
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.
Information last revised September
2011
Copyright(c) 2011 First DataBank,
Inc.

Seven Common Symptoms of Ulcerative Colitis
Seven Nutrition Tips for Ulcerative Colitis Patients
Quiz: Do You Know What Your Stool is Telling You?
Six Risk Factors for Ulcerative Colitis