RDEA3170 PK/PD Study
Study Details
Study Description
Brief Summary
The purpose of this study is to examine the pharmacokinetic and pharmacodynamic effect of RDEA3170 when given as single or multiple doses
Condition or Disease | Intervention/Treatment | Phase |
---|---|---|
|
Phase 1 |
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
---|---|
Experimental: Single Dose Single dose of RDEA3170 4.5 mg, RDEA3170 6 mg or RDEA3170 12 mg on Days 1, 5 and 9. |
Drug: RDEA3170 4.5 mg
Drug: RDEA3170 6 mg
Drug: RDEA3170 12 mg
|
Experimental: Multiple Dose RDEA3170 12 mg once daily (qd) |
Drug: RDEA3170 12 mg
|
Experimental: Single Dose Food Effect Since dose of RDEA3170 6 mg administered in fed or fasted state on Day 1 and Day 8. |
Drug: RDEA3170 6 mg
|
Outcome Measures
Primary Outcome Measures
- Maximum observed concentration (Cmax) [Days -1, 1, 5 and 9]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Cmax [Days -1, 1 and 7]
Multiple-dose Pharmacokinetic (PK) profile of RDEA3170 12 mg
- Cmax [Days -1, 1, 7 and 8]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 6 mg under fed and fasted conditions
- Time of Occurrence of maximum observed concentration (Tmax) [Days -1, 1, 5 and 9]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Area under the plasma concentration time curve (AUC) [Days -1, 1, 5 and 9]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Tmax [Days -1, 1 and 7]
Multiple-dose Pharmacokinetic (PK) profile of RDEA3170 12 mg
- AUC [Days -1, 1 and 7]
Multiple-dose Pharmacokinetic (PK) profile of RDEA3170 12 mg
- Tmax [Days -1, 1, 7 and 8]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 6 mg under fed and fasted conditions
- AUC [Days -1, 1, 7 and 8]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 6 mg under fed and fasted conditions
- Serum urate concentration [Days -1, 1, 5 and 9]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Urine uric acid excretion amount [Days -1, 1, 5 and 9]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Renal clearance of uric acid [Days -1, 1, 5 and 9]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Fractional excretion of uric acid [Days -1, 1, 5 and 9]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 4.5 mg, 6 mg and 12 mg
- Serum urate concentration [Days -1, 1 and 7]
Multiple-dose Pharmacodynamic (PD) profile of RDEA3170 12 mg
- Urine uric acid excretion amount [Days -1, 1 and 7]
Multiple-dose Pharmacodynamic (PD) profile of RDEA3170 12 mg
- Renal clearance of uric acid [Days -1, 1 and 7]
Multiple-dose Pharmacodynamic (PD) profile of RDEA3170 12 mg
- Fractional excretion of uric acid [Days -1, 1 and 7]
Multiple-dose Pharmacodynamic (PD) profile of RDEA3170 12 mg
- Serum urate concentration [Days -1, 1, 7 and 8]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 6 mg under fed and fasted conditions
- Urine uric acid excretion amount [Days -1, 1, 7 and 8]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 6 mg under fed and fasted conditions
- Renal Clearance of Uric Acid [Days -1, 1, 7 and 8]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 6 mg under fed and fasted conditions
- Fractional excretion of uric acid [Days -1, 1, 7 and 8]
Single-dose Pharmacodynamic (PD) profile of RDEA3170 6 mg under fed and fasted conditions
Secondary Outcome Measures
- Incidence of Adverse Events in terms of changes in laboratory parameters [6 weeks]
- Incidence of Adverse Events in terms of electrocardiogram parameters [6 weeks]
- Incidence of Adverse Events in terms of vital signs [6 weeks]
- Incidence of Adverse Events in terms of physical examination findings [6 weeks]
- Apparent terminal half-life (t1/2) [Days -1, 1, 5 and 9]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 4.5 mg, 6 mg and 12 mg from plasma and urine
- t1/2 [Days -1, 1, 7 and 8]
Single-dose Pharmacokinetic (PK) profile of RDEA3170 6 mg under fed and fasted conditions
- t1/2 [Days -1, 1 and 7]
Multiple-dose Pharmacokinetic (PK) profile of RDEA3170 12 mg from plasma and urine
Eligibility Criteria
Criteria
Inclusion Criteria:
-
Subject has a body weight ≥ 50 kg (110 lbs.) and a body mass index ≥ 18 and ≤ 40 kg/m2.
-
Subject has a Screening serum urate level 4 to 7 mg/dL
-
Subject is free of any clinically significant disease or medical condition, per the Investigator's judgment.
Exclusion Criteria:
-
Subject has a history or suspicion of kidney stones.
-
Subject has undergone major surgery within 3 months prior to Screening.
-
Subject donated blood or experienced significant blood loss within 12 weeks prior to Day 1 or gave a plasma donation within 4 weeks prior to Day 1.
-
Subject has clinically unacceptable physical examination, per the Investigator's judgment.
-
Subject has clinically relevant abnormalities in blood pressure, heart rate, or body temperature, per the Investigator's judgment.
-
Subject has Screening clinical safety laboratory parameters (serum chemistry [other than serum creatinine and serum urate], hematology, coagulation or urinalysis) that are outside the normal limits and are considered clinically significant by the Investigator.
-
Subject has a serum creatinine value above the upper limit of normal at the Screening visit.
-
Subject has clinically relevant abnormalities in 12-lead electrocardiogram, per the Investigator's judgment.
-
Subject has a history of cardiac abnormalities
-
Subject has received any strong or moderate enzyme-inducing drug or product within 2 months prior to Day 1.
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
---|---|---|---|---|---|
1 | Austin | Texas | United States | 78744 |
Sponsors and Collaborators
- Ardea Biosciences, Inc.
Investigators
- Study Director: J. Hall, MD, Ardea Biosciences, Inc.
Study Documents (Full-Text)
None provided.More Information
Publications
None provided.- RDEA3170-112