Impact of KUVAN® on Gastric Relaxation in Women With Diabetic Gastroparesis.

Trial ID or NCT#

NCT01135186

Status

not recruiting iconNOT RECRUITING

Purpose

Kuvan® (sapropterin dihydrochloride) for Improving Gastric Accommodation in Women with Diabetic Gastroparesis (KIGA-DG)

Official Title

Kuvan® (Sapropterin Dihydrochloride) for Improving Gastric Accommodation in Women With Diabetic Gastroparesis (KIGA-DG)

Eligibility Criteria

Ages Eligible for Study: 18 Years to 65 Years
Sexes Eligible for Study: FEMALE
Accepts Healthy Volunteers: No
Inclusion Criteria:
  1. Inclusion Criteria
  2. Patients with moderate to severe symptoms of diabetic gastroparesis will be studied (GCSI \>21). Patients should not have post-surgical gastroparesis or dyspeptic symptoms with normal gastric emptying. In order to qualify for inclusion in the trial, patients must satisfy the following inclusion criteria:
    1. 1. Diagnosis of diabetes mellitus \> 5 years requiring medical therapy2. Female gender3. Ages 18-65 years4. Documentation of delayed gastric emptying on gastric emptying scintigraphy (within 2 years of enrollment)5. Symptoms of gastroparesis for at least 6 months with Gastroparesis Cardinal Symptom Index (GCSI) score \> 21 indicating moderate to severe symptoms6. Recent negative upper endoscopy or upper GI series within 2 years of enrollment (no evidence of mechanical obstruction or peptic ulcer disease)
Exclusion Criteria:
  1. Exclusion Criteria
  2. Patients who satisfy any of the following exclusion criteria will be ineligible for enrollment in the study:
    1. 1. Diabetes diagnosed \< 5 years prior to the study2. Male gender3. Normal gastric emptying4. Gastroparesis from post-surgical etiologies5. Another active disorder, which could explain symptoms in the opinion of the investigator6. Pregnancy7. History of significant cardiac arrhythmias and/or prolonged QTc8. Daily use of narcotic analgesics for abdominal pain9. Contraindications to gastric emptying breath test: patients with a known allergy to egg, wheat, or algae.10. Underlying seizure disorder11. Known history of cardiac ischemia12. Recent clinically significant gastrointestinal bleeding13. Patients taking Levodopa14. Any other condition, which in the opinion of the investigator would impede compliance or hinder the completion of the study15. Failure to give informed consent16. Surgery for placement of a gastric stimulator within the past 6 months (patients \> 6 months post-op with persistent symptoms and delayed gastric emptying are eligible).17. A normal upper endoscopy not performed within 2 year of study entry.18. Patients taking phosphodiesterase inhibitors such as sildenafil, vardenafil, tadalafil19. Patients with renal impairment (i.e. Creatinine \> 2.5 mg/dL)20. Patients with hepatic dysfunction (i.e. ALT and AST values \> 2.5x ULN and T. bilirubin \> 1.5x ULN)21. Patients with uncontrolled diabetes, such as HbA1c \> 10 mg/dl at screening/baseline will be excluded.
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Investigator(s)

Linda Nguyen
Linda Nguyen
Gastroenterologist, Motility specialist
Clinical Professor, Medicine - Gastroenterology & Hepatology

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Contact

Nighat j Ullah
650-721-7216

View on ClinicalTrials.gov