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Single-Dose Fasting Bioavailability Study of Revefenacin Inhalation Solution, 175 mcg/3 mL in 24 Healthy Chinese Adult Male and Female Volunteers. This study will evaluate the safety and tolerability of Revefenacin Inhalation Solution in the Chinese population. For the determination of the pharmacokinetic disposition of the formulations, The bioavailability of Revefenacin Inhalation Solution, 175 mcg/3 mL will be assessed through various pharmacokinetic parameters derived from the plasma concentration-time curves of revefenacin and its active metabolite, THRX-195518.
Full description
A single-dose, open-labeled, one-period, one-treatment study to investigate the bioavailability of Revefenacin Inhalation Solution, 175 mcg/3 mL following administration of a single, nebulized, inhaled 175 mcg (1 x 175 mcg/3mL) dose in a total of 24 healthy, Chinese, adult male and female volunteers under fasting conditions. In addition, this study will evaluate the safety and tolerability of Revefenacin Inhalation Solution in the Chinese population. Ten milliliter (1 × 10 mL) blood samples will be collected at pre-dose and the following times after the initiation of dosing: 5, 10, 15, 30, and 45 minutes along with 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 36, 48, 72, and 96 hours.
The bioavailability of Revefenacin Inhalation Solution, 175 mcg/3 mL will be assessed through various pharmacokinetic parameters (such as AUC0-t, AUC0-∞, Cmax, and Tmax) derived from the plasma concentration-time curves of revefenacin and its active metabolite, THRX-195518.
Enrollment
Sex
Ages
Volunteers
Inclusion criteria
Provision of written informed consent
Healthy male and female volunteers aged 18 to 55
Males and/or non-pregnant, non-lactating females.
Women will not be considered of childbearing potential if one of the following is reported and documented on the medical history:
Women of childbearing potential will need to have a negative serum β-HCG pregnancy test performed within 14 days prior to the start of the study.
Weight at least 50 kg (110 lbs) for men and 45 kg (99 lbs) for women and have a Body Mass Index (BMI) value less than or equal to 26.0 kg/m2 but greater than or equal to 19.0 kg/m2.
Smoking Status: Non-nicotine users only.
Adequate venous access in both arms for the collection of a number of blood samples during the study.
Utilization of illiterate subjects is permitted when performed according to GCP, as well as regulations/guidance for the region of submission and country of conductance.
Willing to follow the protocol requirements and comply with protocol restrictions.
Negative chest X-ray for tuberculosis may be performed (within 6 months of study and documentation available) at the discretion of the Principal Investigator or Medical Sub Investigator.
Normal spirometry assessment (FEV1 ≥ 80% predicted and FEV1/FVC ≥ 0.7).
Negative urine drug screen including at a minimum amphetamines, benzodiazepines, cannabinoid, cocaine, and opiates.
Negative Rapid Plasma Reagin (RPR, syphilis test) or Venereal Disease Research laboratory (VDRL) test. Tests for other sexually transmitted diseases (STD).
Subjects should be judged by the Principal Investigator or Medical Sub- Investigator as normal and healthy during a pre-study medical evaluation performed within 14 days of the initial dose of study medication
Exclusion criteria
Institutionalized subjects.
Social Habits
Medications
Use of any food (e.g. broccoli, Brussels sprouts, char-grilled meat, star fruit, pomegranate, seville oranges grapefruit, grapefruit-like, or grapefruit containing products) known to induce or inhibit hepatic enzyme activity must be limited to no more than 2 standard servings (e.g. one standard serving of char-grilled meat is approximately 12 ounces; one standard serving of vegetables/fruits is approximately 1 cup) per week within 4 weeks prior to the initial dose of study medication. These foods must be discontinued at least 7 days prior to the initial dose of study medication, during the study and until the end of the study.
Diseases
Any reason which, in the opinion of the Principal Investigator or Medical Sub- Investigator would prevent the subject from safely participating in the study.
Intolerance to venipuncture.
Donation or loss of blood or plasma: 50 mL to 499 mL within 30 days prior to the initial dose of the study medication; or more than 499 mL within 56 days prior to the initial dose of study medication.
Subjects who have received an investigational drug within 90 days prior to the initial dose of study medication.
Any food allergy, intolerance, restriction or special diet that, in the opinion of the Principal Investigator or Medical Sub-Investigator, could contraindicate the subject's participation in this study.
Allergy or hypersensitivity to Revefenacin, other related products, or any inactive ingredients
Primary purpose
Allocation
Interventional model
Masking
24 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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