Safety, Tolerability, and Pharmacokinetics of Raltegravir (MK-0518) in Healthy Japanese Male Participants (MK-0518-851)

An Open-label Single Oral Dose Study to Evaluate the Safety, Tolerability, and Pharmacokinetics of MK-0518 1200 mg (600 mg Tablet × 2) in Healthy Japanese Male Participants

This study is designed to evaluate safety, tolerability, and pharmacokinetics of a single 1200-mg dose of raltegravir (MK-0518, ISENTRESS®) in healthy Japanese male participants.

Inclusion Criteria:

• Japanese male in good health
• Body mass index (BMI) between 18.5 and 32.0 kg/m^2
• Nonsmoker and has not used nicotine-containing products for over 3 months at the time of screening test.

Exclusion Criteria:

• History of clinically significant endocrine, gastrointestinal, cardiovascular, hematological, hepatic, immunological, renal, respiratory, genitourinary, or neurological (including cerebrovascular stroke and epilepsy) abnormalities or diseases
• Significant emotional problem at the time of screening test or suspected to occur during the conduct of the study, or has a history of clinically significant psychiatric disorder within the last 5 years
• History of malignancy
• History of clinically significant allergies to multiple antigens or severe allergies (e.g., food, drug, and latex [natural rubber] allergies), or has had an anaphylactic reaction or significant intolerability (e.g., systemic allergic reaction) to prescription or non-prescription drugs or food
• Positive for hepatitis B virus surface antigen, hepatitis C virus antibodies, syphilis, or HIV antigen or antibody on the screening test
• Had surgery or donated or lost blood within 4 weeks prior to the screening test
• Participated in another study (clinical trial) within 4 months prior to the screening test
• Consumes greater than 3 glasses of alcoholic beverages (definition of 1 glass: 354 mL for beer, 118 mL for wine, 29.5 mL for distilled spirits) per day
• Consumes greater than 6 servings (definition of 1 serving: equivalent to 120 mg of caffeine) of coffee, tea, cola, energy drinks, or other caffeinated beverages per day
• Regular user of cannabis, any illicit drugs, or has a history of drug or alcohol abuse within 2 years at the time of the screening test. Participants must have a negative predose urine drug screen
• Unable to consent to refrain from the consumption of citrus beverages and foods (e.g., grapefruits) beginning 2 weeks prior to administration of the study drug until the end of post-study examination, and the consumption of all fruit beverages and foods for 24 hours predose and after dosing
• Is or has an immediate family member (e.g., spouse, parent/legal guardian, sibling, or child) who is study site or Sponsor staff directly involved with this study.