Helpful Websites

If you are living with an advanced illness, it can be comforting to seek understanding and support from loved ones, healthcare professionals, and support groups.

The following list of helpful websites and other online resources can help. On these sites, you can learn about organizations where you can find more information and support. Some may have a local chapter in your area.

Advanced illness

American Cancer Society (ACS)

The ACS provides information about current cancer research, grants, and awards as well as information on national affairs, legislative updates, and community involvement. The ACS offers a wide range of patient education tools, such as treatment options and ways to stay healthy.

Food and Drug Administration (FDA)

The FDA provides information on foods and specific prescription drugs, safety alerts, recent product approvals, and more.

This website is sponsored by the Center to Advance Palliative Care (CAPC), a national organization dedicated to increasing the availability of palliative care services in hospitals and other healthcare settings. offers a wide range of information, including articles, news stories, videos, and a provider directory.

Hospice Association of America (HAA)

HAA is a national organization representing thousands of hospices, caregivers, and volunteers who serve terminally ill patients and their families.

Hospice Patients Alliance (HPA)

HPA provides information about hospice services; directly assists patients, families, and caregivers in resolving difficulties they may have with current hospice services; and promotes better quality hospice care throughout the United States.

Digestive health

American College of Gastroenterology (ACG)

ACG provides consumer guides on various gastroenterological disorders and common problems, offers digestive health tips, and has a physician locator to find an ACG member in your area.

American Gastroenterological Association (AGA)

The public section of this website offers a digestive health resource, a gastroenterologist locator service, and various helpful online links.

National Digestive Diseases Information Clearinghouse (NDDIC)

NDDIC offers free publications about digestive diseases to patients and a phone inquiry line to answer your questions about educational materials.

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

NIDDK provides information on various digestive diseases, health education programs, and clinical trials.

Indication for RELISTOR

RELISTOR® is indicated for the treatment of opioid-induced constipation (OIC) in patients with advanced illness who are receiving palliative care, when response to laxative therapy has not been sufficient. Use of RELISTOR beyond four months has not been studied.

Important Safety Information about RELISTOR

Do not take RELISTOR® (methylnaltrexone bromide) Subcutaneous Injection if you have or may have a blockage in your intestines called a mechanical bowel obstruction. Symptoms of this blockage are vomiting, stomach pain, and swelling of your abdomen. Talk to your healthcare provider if you have any of these symptoms before taking RELISTOR.

Cases of holes or openings in your gastrointestinal (GI) tract have been reported in adult patients with opioid-induced constipation and advanced illness with certain conditions (i.e., cancer, peptic ulcer, Ogilvie's syndrome). These holes or openings have involved varying regions of the GI tract (e.g., stomach or intestines). Use RELISTOR with caution if you have a known or suspected wound or injury to the GI tract. If you get abdominal pain that is severe or will not go away, or nausea or vomiting that is new or worse, stop taking RELISTOR and call your healthcare provider.

If you get diarrhea that is severe or does not stop while taking RELISTOR, stop taking RELISTOR and call your healthcare provider.

Use of RELISTOR beyond four months has not been studied.

Safety and efficacy of RELISTOR have not been established in children.

The most common side effects of RELISTOR in clinical studies include: abdominal (stomach) pain, gas, nausea, dizziness, diarrhea, and sweating.

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit or call 1-800-FDA-1088.

For product information, adverse event reports, and product complaint reports, please contact:

Salix Product Information Call Center
Phone: 1-800-508-0024
Fax: 1-510-595-8183

Please see complete Prescribing Information for RELISTOR.