A Placebo-Controlled Trial of Pregabalin (Lyrica) for Irritable Bowel Syndrome

Completed · Phase 2 · Has a placebo group

Conditions studied: Irritable Bowel Syndrome

In brief

This study is being done to see if Lyrica helps people with irritable bowel syndrome.

Key facts

Study ID

NCT00977197

Run by

Mayo Clinic

People needed

85

Starts

2010-03-01

Expected to finish

2015-06-01

Last updated by the study team

2016-10-28

Who can join

Age: 18 and older, up to 70. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Established diagnosis of Irritable Bowel Syndrome (IBS)
• Experience pain with relief with defecation
• 50/100 or greater of pain or discomfort scores during the two-week baseline period
• At least three pain attacks in a month, with at least three episodes of pain intensity equal to or exceeding 50/100
• U.S. resident
• English-speaking (able to provide consent and complete questionnaires)
• Able to participate in all aspects of the study

You may not qualify if…

• Known alternative/concurrent gastrointestinal diagnosis (e.g. Crohn's disease, ulcerative colitis, microscopic colitis, active celiac sprue, chronic pancreatitis or pancreatic insufficiency, scleroderma, chronic intestinal pseudo-obstruction, bacterial overgrowth, recent (<6 months) intestinal bacterial/protozoal/ parasitic infections, HIV, active pelvic floor dysfunction, paraplegia or quadriplegia);
• Current symptoms of severe depression, as measured by Hospital Anxiety and Depression Scale (HADS) score (greater or less than 15);
• Mental retardation or any condition requiring a legal guardian;
• Current or past history of psychotic disorder (schizophrenia, bipolar disorder)
• Recent or current use (within past 30 days) of drugs that interact with Pregabalin:
• Rosiglitazone (Avandia) or Pioglitazone (Actos)
• Narcotic anti-pain medications (e.g. oxycodone, morphine)
• Anti-anxiety medications (e.g. lorazepam, alprazolam, diazepam)
• Unable to withdraw medications at least 72 hours prior to the study, because we will evaluate patient's response to pregabalin therapy for relief of IBS-associated pain and disturbed sleep.
• Non-narcotic anti-pain medications (e.g. nonsteroidal antiinflammatory drug (NSAIDs), ultram, neurontin, etc.)
• Mexiletine, steroids, dextromethorphan.
• Insomnia medications (e.g. benzodiazepines, zolpidem, diphenhydramine, melatonin, etc.)
• Planned surgery (especially transplant) or anesthesia exposure during trial
• Are pregnant, lactating, likely to become pregnant during medication phase and not willing to use a reliable form of contraception (barrier contraceptives, diaphragm, injections, intrauterine device, surgical sterilization, or abstinence)
• Recent or current use (within 30 days) of Pregabalin
• Known allergy to Pregabalin
• Significant acute or chronic progressive neurologic, hepatic, renal, cardiovascular, respiratory or metabolic disease
• Recent history of alcohol or substance dependence use or abuse
• Another household member or relative participating in the study
• Professional drivers or operators of heavy machinery
• Major cardiovascular events in the last 6 months
• Use of IBS-specific drugs such as tegaserod (Zelnorm) and Lotronex (Alosetron) (within 30 days)
• Participation in another clinical trial (within 30 days)

Where it is running

• Mayo Clinic — Rochester, Minnesota, United States
• Mayo Clinic Health System - Franciscan Healthcare in La Crosse — La Crosse, Wisconsin, United States

Full record on ClinicalTrials.gov

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