Inclusion Criteria:

Subjects must meet all of the following inclusion criteria to be eligible for enrollment into the trial:

1. Healthy male subjects between the ages of 18 and 55 years, inclusive. (Healthy is defined as no clinically relevant abnormalities identified by a detailed medical history, full physical examination, including blood pressure and pulse rate measurement, 12-lead ECG and clinical laboratory tests).
2. Body Mass Index (BMI) of approximately 18 to 30 kg/m2; and a total body weight >50 kg (110 lbs).
3. Evidence of a personally signed and dated informed consent document indicating that the subject (or a legally acceptable representative) has been informed of all pertinent aspects of the trial.
4. Subjects who are willing and able to comply with scheduled confinement period, treatment plan, laboratory tests, and other trial procedures.

Exclusion Criteria:

Subjects presenting with any of the following will not be included in the trial:

1. Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, psychiatric, neurologic, orallergic disease (including drug allergies, but excluding untreated, asymptomatic, seasonal allergies at time of dosing).
2. Subjects enrolled in a previous radionucleotide study or who have received radiotherapy within 12 months prior to screening or such that total radioactivity would exceed acceptable dosimetry.
3. Subjects whose occupation requires exposure to radiation or monitoring of radiation exposure.