Status:

UNKNOWN

Metformin vs Tolvaptan for Treatment of Autosomal Dominant Polycystic Kidney Disease

Lead Sponsor:

Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari

Conditions:

ADPKD

Eligibility:

All Genders

18-50 years

Phase:

PHASE3

Brief Summary

Autosomal dominant polycystic kidney disease (ADPKD) is the most common inherited renal disorder occurring in 1:400-1:1.000 live births and affects 4 to 6 million persons worldwide and about 205.000 p...

Detailed Description

Objective of the study is to assess if a two-year course of 1500 mg oral metformin is effective and safe in treatment of ADPKD, as compared to the actual gold-standard therapy, tolvaptan (Jinarc®) Thi...

Eligibility Criteria

Inclusion

  • Men and women aged between 18 and 50 years
  • eGFR (CKD-EPI) ≥ 45 ml/min/1,73 m2
  • Genetic Diagnosis of Type I ADPKD truncating mutation
  • Signed and dated informed consent

Exclusion

  • Women of childbearing potential (WOCBP) who do not agree to practice 2 different methods of birth control or remain abstinent during the trial and for 30 days after the last dose of IMP. If employing birth control, 2 of the following precautions must be used: vasectomy of partner, tubal ligation, vaginal diaphragm, intrauterine device, birth control implant, condom, or sponge with spermicide. Non-childbearing potential in women is defined as female subjects who are surgically sterile (ie, have undergone bilateral oophorectomy or hysterectomy) or female subjects who have been postmenopausal for at least 12 consecutive months.
  • Women who are breast-feeding and/or who have a positive pregnancy test result prior to receiving investigational medical product (IMP).
  • Treatment with acarbose, guar gum, cimetidin, phenprocoumon, oral anticoagulants, thrombolytic drugs, diuretics, ranolazin, cephalexin.
  • Evidence of active systemic or localized major infection at the time of screening.
  • Hepatic impairment or liver function abnormalities other than that expected for ADPKD with typical cystic liver disease during the screening period as defined by:
  • AST O ALT \>8x UNL
  • AST O ALT \>5x UNL \>2 WEEKS
  • AST O ALT \>3x UNL E BT \>2x UNL OR INR \>1,5
  • AST O ALT \>3x UNL E SIGNS AND SYMPTOMS OF LIVER DAMAGE (fatigue, anorexy, nausea, vomiting, right hypocondrium pain, fever, jaundice, skin rash, itching)
  • Acute or chronic disease causing tissue hypoxia (e.g.: myocardial failure, severe arythmias, myocardial infarction, respiratory failure, liver failure, alcohol acute intoxication, alcoholism, dehydration).
  • Previously diagnosed diabetes already in treatment with other hypoglycemic drugs.
  • Ongoing breast feeding.
  • Use of any other investigational drug or treatment up to 4 weeks before enrollment and during the treatment phase.
  • Known hypersensitivity to metformin and its derivatives.
  • Psychiatric disorders and any condition that might prevent full comprehension of the purposes and risks of the study.
  • Malignancies within three years before enrolment in the study.
  • HIV, HBV, HCV infection.
  • Urinary tract obstruction.

Key Trial Info

Start Date :

January 30 2019

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

January 30 2022

Estimated Enrollment :

150 Patients enrolled

Trial Details

Trial ID

NCT03764605

Start Date

January 30 2019

End Date

January 30 2022

Last Update

December 7 2018

Active Locations (2)

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Page 1 of 1 (2 locations)

1

AOUC "Policlinico"

Bari, Italy, 70124

2

AOUConsorziale Policlinico Di Bari

Bari, Italy, 70124