Prucalopride Subjects With Renal Impairment

All subjects had to meet the following inclusion criteria:

• Between the ages of 18 and 75 years, inclusive;
• Males or females. Females were to be of non-childbearing potential.

Normal subjects had to meet the following additional inclusion criteria:

• Demographically comparable to the subjects with renal impairment, within 30% of mean weight and height and 10% of the mean age;
• Physical examination, clinical laboratory results, and 12-lead ECG within normal limits at screening;
• No intake of medication, including over-the-counter medication, during a pre-trial 7-day drug-free washout period;

Subjects with renal impairment had to meet the following additional inclusion criteria:

• Stable severity of renal disease;
• Concomitant medications to treat underlying disease states or medical conditions related to renal insufficiency were allowed;
• Stable dose of medication and/or treatment regimen from 2 months prior to and during the trial;
• Subjects with stable cardiovascular disease could be enrolled, provided that the investigator felt their condition would not interfere with the results of the trial.

Exclusion Criteria:

All subjects who met any of the following criteria were excluded from the trial:

• History of hypersensitivity to prucalopride or inactive ingredients in the prucalopride capsule or to related prokinetic compounds;
• Use of any other investigational drug within 30 days prior to signing the consent or intention to take any investigational drug during the trial;
• History of significant blood loss, or blood plasma donation (500mL) within the last 30 days;
• Pregnancy or breast feeding;
• Gastrointestinal (GI) surgery within 3 months, or history of major GI surgery with potential compromise of drug absorption or metabolism;

Normal subjects who met any of the following criteria were excluded from the trial:

• Any abnormal medical history, physical examination, ECG, or laboratory results;
• Use of medications 7 days prior to and during the trial.
• Subjects with renal impairment who met any of the following criteria were excluded from the trial.
• Any abnormality in medical history, physical examination, ECG, or laboratory results that, in the opinion of the investigator, might affect the safety of the subject;
• History of uric acid stone disease, uricosuria, or gout, or current hyperuricemia;
• Renal transplants, lupus erythematosus, or renal carcinoma.