The Effect of Buprenorphine Delivered by Buprenorphine Transdermal System (BTDS) at Doses up to 80 Micrograms/Hour (mcg/hr) and Naltrexone on Electrocardiogram (ECG) Intervals in Healthy Volunteers
Status and phase
Conditions
Treatments
Details and patient eligibility
About
The purpose of this study is to evaluate the ECG effects of 10, 40, and 80 mcg/hr buprenorphine delivered by BTDS alone, or by BTDS dosed with naltrexone, relative to placebo in healthy male and female subjects.
Enrollment
Sex
Ages
Volunteers
Inclusion criteria
- Provide written informed consent.
- Males and females aged 18 to 55, inclusive.
- Body weight ranging from 50 to 100 kilograms (kg) (110 to 220 lbs) and body mass index (BMI) ranging from 18 to 30 (kg/m2), inclusive.
- Healthy and free of significant abnormal findings as determined by medical history, physical examination, clinical laboratory values, vital signs, and resting 12-lead ECG.
- Females of child-bearing potential must be using an adequate and reliable method of contraception (ie, barrier with additional spermicidal foam or jelly, intra-uterine device, hormonal contraception). Females who are postmenopausal must have been postmenopausal ≥ 1 year and have elevated serum follicle stimulating hormone (FSH).
- Willing to eat the food supplied during the study.
- Willing to refrain from strenuous exercise during the entire study. Subjects will not begin a new exercise program nor participate in any unusually strenuous physical exertion.
- All 8 anatomical transdermal system (TDS) application sites (upper back, upper chest, upper outer arm, or lateral thorax) must be acceptable for study use.
Exclusion criteria
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Females who are pregnant (positive beta human chorionic gonadotropin test) or lactating.
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Current or recent (within 5 years) history of drug or alcohol abuse.
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History or any current conditions that might interfere with drug absorption (transdermal or gastrointestinal), distribution, metabolism or excretion.
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Use of an opioid-containing medication in the past 30 days preceding the initial dose in this study.
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Known allergy to buprenorphine, any excipient of BTDS, opioids, psychotropic or hypnotic drugs, and/or moxifloxacin or any member of the quinolone class drugs.
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Any history of frequent nausea or emesis regardless of etiology.
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Any history of seizures or head trauma with sequelae.
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Participation in a clinical drug study during the 30 days preceding the initial dose in this study.
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Any significant illness during the 30 days preceding the initial dose in this study.
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Use of any medication including thyroid hormonal therapy (hormonal contraception and hormonal replacement therapy in the form of estrogen with or without progestin is allowed), vitamins, herbal and/or mineral supplements during the 7 days preceding the initial dose.
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Any personal or family history of prolonged QT interval or disorders of cardiac rhythm.
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Abnormal cardiac conditions including hypertension.
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Abnormal cardiac condition denoted by any of the following:
- QTcF interval > 450 milliseconds (msec)
- PR interval > 240 msec or QRS > 110 msec
- Evidence of second- or third-degree atrioventricular (AV) block
- Pathological Q-waves (defined as Q-wave >40 msec or depth > 0.5 mV)
- Evidence of ventricular pre-excitation, complete left bundle branch block, right bundle branch block (RBBB), or incomplete RBBB
- With a resting heart rate outside the range of 45 to 85 beats per minute (bpm)
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Abnormalities on physical examination, vital signs, ECG, or clinical laboratory values, unless those abnormalities were judged clinically insignificant by the investigator.
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Oxygen saturation (SpO2) ≤ 94% as measured by pulse oximetry.
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Refusal to abstain from caffeine or xanthine containing beverages entirely during confinement.
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Refusal to abstain from consumption of alcoholic beverages 48 hours prior to initial study drug administration and any time during study.
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History of smoking or use of nicotine products within 45 days of study drug administration or a positive urine cotinine test
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Blood or blood products donated within 30 days prior to study drug administration or anytime during the study.
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Positive results of urine drug screen or alcohol screen.
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Positive results of hepatitis B surface antigen (HBsAg), hepatitis C antibody (anti-HCV).
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Positive naloxone challenge test.
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Presence of Gilbert's Syndrome, or any known hepatobiliary abnormalities.
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The investigator believes the subject to be unsuitable for reason(s) not specifically stated in the exclusion criteria.
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Subjects who have allergies or other contraindications to transdermal systems or patch adhesives.
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Clinically significant history of allergic reaction to wound dressings or elastoplast.
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Subjects with a dermatological disorder at any relevant patch application site that precludes proper placement and/or rotation of patch.
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Taking antihistamines within 72 hours prior to dosing or systemic or topical corticosteroids within 3 weeks prior to dosing.
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Subjects will not allow hair to be removed at the proposed patch application site which may prevent proper placement of the patch.
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Subjects for whom a proper assessment of possible application site reactions would be confounded by local skin conditions.
Trial design
Primary purpose
Allocation
Interventional model
Masking
328 participants in 5 patient groups, including a placebo group
Trial contacts and locations
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Data sourced from clinicaltrials.gov
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