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R3R01 single dose study in healthy adults

An Exploratory Pharmacokinetic Study to Evaluate the Exposure of R3R01 after Administration as New Polymorph in Healthy Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12621001019897
Enrollment
24
Registered
2021-08-04
Start date
2021-09-18
Completion date
2021-11-25
Last updated
2022-08-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

The study will review the safety, tolerability, and PK of 3 different single, oral doses of R3R01 across 3 cohorts. It is envisaged that 24 (12 men and 12 women)participants will be recruited in the study. The following doses will be used in this study: Cohort A - R3R01 25 mg once Cohort B - R3R01 100 mg once Cohort C - R3R01 200 mg once. 8 participants will be enrolled in each cohort (4 men:4 Women). In each cohort, R3R01 will be administered on Day 1. Participants will be admitted to the clinic on the day prior to dosing and remain in the clinic until discharged on the morning of Day 2 following completion of all scheduled study procedures and assessments. Safety will be assessed through the reporting of AEs, vital signs measurements, ECGs and clinical laboratory results. The study will be 15 weeks (from screening through study completion) for each enrolled subject as follows: • Screening: Up to 3 weeks. • Dosing period: 1 day. • In-house stay: 3 days (Day -1 to Day 2 in the morning) • Follow up: day 84 (+/- 4 days)

Interventions

R3R01 - Oral capsules administered once only at doses below: Cohort A: 25 mg (1 tablet of 25 mg) Cohort B: 100 mg (1 tablet of 100 mg) Cohort C: 200 mg (2 tablets of 100 mg) Cohorts will immediately follow to the next cohort once one cohort is complete. Each cohort is distinct and participants will be enrolled into only one of the above cohorts. Tablets will given under direct supervision and mouth check ensure tablet is taken as directed.

Sponsors

River 3 Renal Corp
Lead SponsorCommercial sector/Industry

Study design

Allocation
Non-randomised trial
Intervention model
Single group
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
18 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

-18 to 45 years of age -A BMI between 18 to 32 kg/m2 -Participants of childbearing potential must agree use highly effective methods of contraception

Exclusion criteria

-Participation in an investigational drug/device study within 3 months - A history of clinically significant gastro-intestinal, cardiovascular, musculoskeletal, endocrine, hematological, psychiatric, renal, hepatic, broncho-pulmonary or neurological conditions, allergic disease or lipid metabolism disorders. - A history of clinically significant drug hypersensitivity. -A known history of porphyria, myopathy, or an active liver disease. -Total bilirubin exceeding 1.5-fold upper limit of normal. -clinically significant symptoms of an infectious illness within four weeks of dosing or a history of recurrent infections. -Positive urine, breath or blood test for drugs of abuse and alcohol - Positive for hepatitis B, hepatitis C, or HIV 1 and 2 - Systolic blood pressure greater than 140 or less than 90 mm Hg, and diastolic blood pressure greater than 90 or less than 50 mm Hg and heart rate greater than 100 or less than 45 beats per minute. -Personal or family history of congenital long QT syndrome. - ECGs with QRS and/or T-wave judged by the investigator to be unfavorable -Clinically significant abnormalities in laboratory test results -Donation of blood over 450 mL within three months prior to screening. - Smoker or non-smoker less than 6 months. - Taking any drug or herbal medication that is an inhibitor or inducer of CYP450 within 4 weeks prior to the first dosing. - Use of any prescription drug within 7 days of first dose of study drug - Administration of live (attenuated) vaccines within 4 weeks before dosing

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026