← Back to Search

Vasopressin V2 Receptor Antagonist

Tolvaptan for Polycystic Kidney Disease

Phase 3
Recruiting
Research Sponsored by Otsuka Pharmaceutical Development & Commercialization, Inc.
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Male or female subjects between 28 days and less than 18 years of age, with clinical features consistent with a diagnosis of ARPKD
Be younger than 65 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up 1 month, 6 months, 12 months, and 18 months
Awards & highlights

Study Summary

This trial will test the safety of tolvaptan, a drug used to treat ARPKD, in children.

Who is the study for?
This trial is for infants and children from 28 days old to under 18 years with ARPKD. Participants need informed consent from parents or guardians, must be able to follow the trial's procedures, and not have been born prematurely if under 12 weeks old. They can't join if they require dialysis, have had a kidney transplant, severe anemia or heart issues, electrolyte imbalances, are on certain other medications including experimental drugs for PKD or CYP3A4 inducers.Check my eligibility
What is being tested?
The study tests the safety of Tolvaptan in tablet and suspension forms in young patients with autosomal recessive polycystic kidney disease (ARPKD). It aims to see how well these pediatric subjects tolerate the medication.See study design
What are the potential side effects?
While specific side effects for this age group aren't listed here, Tolvaptan in adults may cause thirstiness, increased urination frequency, liver enzyme elevations which could indicate liver injury risk; potential risks for children will be monitored closely.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
Select...
I am under 18 years old and have been diagnosed with ARPKD.

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~1 month, 6 months, 12 months, and 18 months
This trial's timeline: 3 weeks for screening, Varies for treatment, and 1 month, 6 months, 12 months, and 18 months for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Number of Participants Reporting Treatment-Emergent Adverse Events (TEAEs)
Secondary outcome measures
Annual rate of change of eGFR (by Schwartz formula) from baseline to post-treatment after 18 months of treatment
Change from baseline of eGFR (by Schwartz formula) while on treatment at Months 1, 6, 12, and 18
The amount of time between enrollment and 18 months that a subject requires renal replacement therapy (RRT).
+1 more

Trial Design

2Treatment groups
Experimental Treatment
Group I: Tolvaptan TabletsExperimental Treatment1 Intervention
Tolvaptan tablets will be administered orally as split-dose regimens (15/7.5 mg, 30/15 mg, and 45/15 mg) upon awakening and 8 hours later (twice daily) based on weight if able to swallow tablets. Treatment duration is 18 months.
Group II: Tolvaptan SuspensionExperimental Treatment1 Intervention
Tolvaptan suspension will be administered orally or via feeding/nasogastric tube at doses of 0.15 mg/kg once daily in the AM, 0.30 mg/kg once daily in the AM, 0.5 mg/kg once daily in the AM, 0.75 mg/kg split dose (0.5 mg/kg AM and 0.25 mg/kg 8 hours later), and 1 mg/kg split dose (0.67 mg/kg AM and 0.33 mg/kg 8 hours later) based on age. Treatment duration is 18 months.

Find a Location

Who is running the clinical trial?

Otsuka Pharmaceutical Development & Commercialization, Inc.Lead Sponsor
246 Previous Clinical Trials
167,039 Total Patients Enrolled
Rosa Real, MDStudy DirectorRosa.Real@otsuka-us.com
3 Previous Clinical Trials
117 Total Patients Enrolled
Natalia Agafonova, MDStudy Directornataliya.agafonova@otsuka-us.com

Media Library

Tolvaptan (Vasopressin V2 Receptor Antagonist) Clinical Trial Eligibility Overview. Trial Name: NCT04782258 — Phase 3
Polycystic Kidney Disease Research Study Groups: Tolvaptan Suspension, Tolvaptan Tablets
Polycystic Kidney Disease Clinical Trial 2023: Tolvaptan Highlights & Side Effects. Trial Name: NCT04782258 — Phase 3
Tolvaptan (Vasopressin V2 Receptor Antagonist) 2023 Treatment Timeline for Medical Study. Trial Name: NCT04782258 — Phase 3

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Are Tolvaptan Tablets safe for human use?

"Tolvaptan Tablets Phase 3 trial data suggests that the medication is effective and safe."

Answered by AI

Is Tolvaptan Tablets a new medication?

"Tolvaptan Tablets was first studied in the year 2021 at Cardiology Department. To date there are 63 completed studies. There are currently 3 actively recruiting clinical trials, with a sizeable amount of these trials taking place in Cincinnati, Ohio."

Answered by AI

Are enrollees in this experiment required to be eighteen years or older?

"For this particular clinical trial, only patients that fall between the age of 28 days and 18 years old are eligible. Out of the 516 similar trials taking place, 45 involve minors while 461 cater to older adults."

Answered by AI

How many trial sites are under the umbrella of this research project?

"This study is currently enrolling 10 patients from medical centres across America, such as Cincinnati Children's Hospital Medical Center and Mayo Clinic - Rochester."

Answered by AI

Who meets the requirements to participate in this experiment?

"This clinical trial is for 20 patients who are 28 days to 18 years old with kidney diseases. The following criteria must be met: Male or female subjects between 28 days and less than 18 years of age, with clinical and imaging features that are consistent with a diagnosis of ARPKD with all the following characteristics: nephromegaly (> 2 standard deviations from age-appropriate standard via ultrasound); multiple renal cysts; and a history of oligohydramnios or anhydramnios in utero., Ability for parent/legal guardian to provide written, informed consent prior to initiation of any trial-related procedures, and"

Answered by AI

Are patients being recruited for this clinical trial at this time?

"Yes, this clinical trial is still recruiting patients. The primary posting was on July 15th, but the information has been updated as recently as October 4th."

Answered by AI

What is the purpose of this clinical trial?

"Research for Tolvaptan Tablets began in 2021 with the first clinical trial sponsored by Otsuka Pharmaceutical Vietnam. After this initial 128 person study, the drug was approved and 3 more trials involving patients from across 8 countries commenced."

Answered by AI

How many guinea pigs are participating in this test?

"Yes, the information on clinicaltrials.gov suggests that this clinical trial is currently searching for candidates. The trial was originally posted on 7/15/2022 and was most recently edited on 10/4/2022. The clinical trial is searching for 20 participants between 10 locations"

Answered by AI
~5 spots leftby Apr 2026