A Study to Evaluate the Effects of JNJ-54861911 on Electrocardiogram Intervals in Healthy Particiants

Exclusion Criteria

• •History of or current clinically significant medical illness including (but not limited to) cardiac arrhythmias or other cardiac disease, hematologic disease, coagulation disorders (including any abnormal bleeding or blood dyscrasias), lipid abnormalities, significant pulmonary disease, including bronchospastic respiratory disease, diabetes mellitus, renal or hepatic insufficiency, thyroid disease, neurologic or psychiatric disease, infection, gastro-intestinal disease, or any other illness that the investigator considers should exclude the parrticipants or that could interfere with the interpretation of the study results
• •History of additional risk factors for torsade de pointes or the presence of a family history of Short QT Syndrome, Long QT Syndrome, abnormal bleeding or blood clotting, sudden unexplained death at a young age (less than/equal to 40 years), drowning or sudden infant death syndrome in a first degree relative (that is, biological parent, sibling, or child)
• •Use of any prescription medication (with the exception of hormonal contraceptives or hormonal replacement therapy) within 14 days before Day -1 of Period 1; use of nonprescription medication (including vitamins and herbal supplements such as St. John's Wort) except for acetaminophen, within 30 days before Day -1 of Period 1; acetaminophen within 3 days of study drug administration in each treatment period
• •Clinically significant abnormal values for hematology, clinical chemistry (including hypo- or hyperkalemia, -magnesemia, or -calcemia) or urinalysis at Screening or at admission to the study center for Period 1 as deemed appropriate by the Investigator
• •Clinically significant abnormal physical examination, vital signs or 12-lead ECG at Screening or at admission to the study center for Period 1 as deemed appropriate by the Investigator