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Metformin for People With CFRD on CFTR Modulator Therapy to Improve Ion Channel Function
Bu çalışma, CFTR modülatör tedavisi alan ve kistik fibrozisle ilişkili diyabeti (CFRD) olan kişilerde Metformin ilacının iyon kanalı işlevi üzerindeki etkisini incelemektedir. Çalışmaya, 18 yaş üzeri, kistik fibrozis (cystic fibrosis) tanılı ve belirli CFTR modülatörlerini en az 30 gündür kullanan, CFRD tanısı olan hastalar katılmaktadır. Çalışma Faz 2 aşamasında yürütülmekte ve halen katılımcı almaktadır.
Yukarıdaki özet, resmî kaydın sade dile aktarılmış halidir. Orijinal İngilizce başlık referans için gösterilir.
Kriterler ClinicalTrials.gov kaydından orijinal İngilizce haliyle alınmıştır. Uygunluk kararını yalnızca deneyi yürüten ekip verebilir.
Inclusion criteria: 1. Age \>18 years with a prior diagnosis of CF. 2. Use of ivacaftor or elexacaftor/tezacaftor/ivacaftor or vanzacaftor/tezacaftor/deutivacaftor for 30 days prior to day 0 3. Diagnosis of CFRD with evidence of continued glucose intolerance at least 6 months after starting qualifying modulator therapy will be based upon one of the following: 1. Insulin use 2. Hemoglobin A1C \>6.5% 3. Fasting glucose \>126 mg/dl 4. Non-fasting glucose \>200 mg/dl (random or as part of a 2-hr OGTT) Exclusion criteria: 1. Prior lung or liver transplant 2. Use of supplemental oxygen 3. BMI \<18 4. CF pulmonary exacerbation requiring hospitalization or intravenous antibiotics in the preceding 30 days 5. Systemic corticosteroid or regular non-steroidal anti-inflammatory use in the preceding 30 days 6. Cardiac, renal (creatinine clearance \<45 mL/minute), neurologic, psychiatric, endocrine or neoplastic diseases that are judged to interfere with participation in the study 7. Alanine aminotransferase, aspartate aminotransferase or alkaline phosphatase \>1.5X the upper limit of normal; bilirubin \>3 mg/dL 8. Taking medications that interact with metformin. 9. Vitamin B12 deficiency 10. Pregnancy or lactation 11. Inability or unwillingness to comply with an approved contraceptive method during the study period (females of childbearing age) 12. Use of medications known to be strong CYP inducers or moderate to strong CYP inhibitors 13. In the opinion of the investigator any severe or acute or chronic condition or laboratory abnormality that may increase the risk associated with trial participation or make the subject inappropriate for enrollment 14. Participation in another interventional trial that, in the opinion of the investigator, has the potential to affect the primary outcome