Phase 3 · Exenatide

NCT02635386 trial results

Comparison of Dapagliflozin (DAPA) and Once-weekly Exenatide (EQW), Co-administered or Alone, DAPA/ Glucophage (DAPA/MET ER) and Phentermine/Topiramate (PHEN/TPM) ER on Metabolic Profiles and Body Composition in Obese PCOS Women

Oral Disposition (Insulin Sensitivity-insulin Secretion) Index (index score), 24 weeks of treatment. Exenatide Once Weekly (EQW ): 471; Dapagliflozin (DAPA): 311; EQW Plus DAPA: 503; Dapagliflozin Plus Glucophage (MET ER): 395; Phentermine /Topiramate (PHEN/ TPM) ER: 545.

Participants
119
Status
completed
Completed
2020-10-09
Sponsor
Woman's

As posted on ClinicalTrials.gov (NCT02635386), updated at source Jan 29, 2021. Read again whenever the registry updates it. Registry figures can differ from a published paper, which may use another analysis.

Primary outcome

What NCT02635386 measured first

Oral Disposition (Insulin Sensitivity-insulin Secretion) Indexindex score · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
471(83)311(90)503(80)395(85)545(93)
Side effects by arm

Side effects in NCT02635386

Percent of participants affected, 24 weeks. The most common events the registry lists.

EventExenatide Once Weekly (EQW )Dapagliflozin (DAPA)EQW Plus DAPADapagliflozin Plus Glucophage (MET ER)Phentermine /Topiramate (PHEN/ TPM) ER
Any serious event8.7%0%0%0%8%
Yeast infection or urinary tract infection0%26.1%31.8%26.9%0%
Nausea and upset stomach21.7%0%0%23.1%12%
Injection site reaction21.7%0%18.2%0%0%
Insomnia0%0%0%0%12%
Fatigue0%0%0%0%8%
Headache0%0%0%0%8%
Vaginal irritation0%4.3%4.5%0%0%
Prolonged menstrual cycle0%4.3%4.5%0%0%
Rapid heartbeat0%4.3%0%0%4%
Lightheaded0%4.3%0%0%4%
Kidney Stone0%0%0%0%4%
Stuffy Nose0%0%0%3.8%0%
Secondary outcomes

What else it measured

Absolute Body Weightkilogram · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
100.4(3.7)102.6(4)99(3.7)101.2(3.8)97(4.1)
Body Mass Index (BMI)kilogram/meter squared · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
37.3(1.1)37.4(1.2)36.7(1.1)37(1.2)35.3(1.3)
Change in Percent Body Weightpercentage change in body weight · Change from baseline (time 0) to study end (24 weeks) · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
3.8(0.8)1.5(1.4)6.9(0.9)1.7(1.0)8.1(1.3)
Central Adiposity (Waist Circumference)centimeters · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
104(3)101(3.2)106(3)101.3(3)97(3.4)
Waist-to-Hip Ratio (WHR)ratio · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
.83(.016).79(.017).86(.016).83(.016).81(.018)
Waist-to-Height Ratio (WHtR)ratio · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
.64(.018).61(.02).65(.018).61(.019).59(.021)
Total Fat Mass (kg) Evaluated by DEXAkilogram · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
47.6(2.4)47.8(2.6)45.9(2.4)48(2.5)44.5(2.8)
Total Body Fat (%) by DEXApercent fat mass · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
46.1(1.1)46.4(1.2)45.8(1.1)46.1(1.1)45.2(1.2)
Android-Gynoid Ratio (AGR) as Determined by DEXAratio · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
1.07(.024)1.02(.03)1.04(.02)1.04(.03)1.03(.03)
Trunk/Leg Fat Ratio by DEXAratio · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM) ERn=16
1.03(.045).95(.048).93(.045).98(.047).99(.05)
Fasting Blood Glucosemg/dL · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM ERn=16
91(1.9)93(2.1)86.5(1.9)89(2.0)91.4(2.2)
OGTT Mean Blood Glucose (MBG)mg/dL · 24 weeks of treatment · mean
Exenatide Once Weekly (EQW )n=20Dapagliflozin (DAPA)n=17EQW Plus DAPAn=20Dapagliflozin Plus Glucophage (MET ER)n=19Phentermine /Topiramate (PHEN/ TPM ERn=16
118(4.8)126.4(5.2)112(4.8)119(4.9)113(5.4)
The trial

How NCT02635386 was run

This is a randomized, single-blind, parallel 5 treatment group 24-week trial designed to directly compare the therapeutic effects of exenatide once weekly (EQW), dapagliflozin (DAPA), EQW plus DAPA, combined DAPA/metformin extended release (XR) and the weight loss medication, phentermine/topiramate extended release (PHEN/TPM ER) on metabolic and endocrinological parameters in overweight/obese non-diabetic women with PCOS. In this study, we will examine the efficacy of these therapies on metabolic parameters, body weight and body composition, anthropometric measurements, and reproductive function in a well-defined group of pre-menopausal overweight/obese, non-diabetic women with PCOS, focusing on their relationship to insulin resistance and obesity. We hope to determine which treatment(s) addressing the multifaceted disturbances of individual subgroups emerge as the preferable therapy.

  • Exenatide once weekly (EQW ): EQW- 2 mg subcutaneous (SC) injection once every seven days for 24 weeks
  • Dapagliflozin (DAPA): DAPA-10 mg oral pill once daily in am for 24 weeks
  • EQW plus DAPA: EQW- 2 mg SC injection once every seven days for 24 weeks DAPA-10 mg oral pill once daily in am daily for 24 weeks
  • Dapagliflozin plus Glucophage (MET ER): Combination DAPA / MET ER-10 mg /2000 mg oral pill daily with food for 24 weeks
  • Phentermine /Topiramate (PHEN/ TPM) ER: Combination Phentermine /Topiramate ER -7.5 mg/46mg pill once daily in am for 24 weeks
Who could join the trial

Inclusion Criteria: 1. Non-diabetic women (18-45 years) 2. PCOS- NIH criteria hyperandrogenism and irregular menses 3. Obese class I, II, and III (BMI \>30\<45) 4. Willing to use effective contraception consistently during therapy which is defined as: 1. an intrauterine device, tubal sterilization, or male partner vasectomy, or 2. combination of two barrier methods with one being male condom. 5. Written consent for participation in the study Exclusion Criteria: 1. Presence of significant systemic disease, heart problems including congestive heart failure, unstable angina or acute myocardial infarction, current infectious liver disease, acute stroke or transient ischemic attacks, history of pancreatitis, or diabetes mellitus (Type 1 or 2) 2. Any hepatic diseases in the past (infectious liver disease, viral hepatitis, toxic hepatic damage, jaundice of unknown etiology) or severe hepatic insufficiency and/or significant abnormal liver function tests defined as aspartate aminotransferase (AST) \>3x upper limit of normal (ULN) and/or alanine aminotransferase (ALT) \>3x ULN 3. Renal impairment (e.g., serum creatinine levels ≥1.4 mg/dL for women, or estimated glomerular filtration rate (eGFR) \<60 mL/min/1.73 m2) or history of unstable or rapidly progressing renal disease or end stage renal disease. Patients with a history of nephrolithiasis are also excluded due to increased association with kidney stone formation. 4. Uncontrolled thyroid disease (documented normal TSH), Cushing's syndrome, congenital adrenal hyperplasia or hyperprolactinemia 5. Significantly elevated triglyceride levels (fasting triglyceride \> 400 mg/dL) 6. Untreated or poorly controlled hypertension (sitting blood pressure \> 160/95 mm Hg) 7. Use of hormonal medications, lipid-lowering (statins, etc.), anti-obesity drugs or weight loss medications (prescription or OTC) and medications known to exacerbate glucose tolerance (such as isotretinoin, hormonal contraceptives, gonadotropin-releasing hormone agonists, glucocorticoids, anabolic steroids, C-19 progestins) stopped for at least 8 weeks. Use of anti-androgens that act peripherally to reduce hirsutism such as 5-alpha reductase inhibitors (finasteride, spironolactone, flutamide) stopped for at least 4 weeks 8. Prior history of a malignant disease requiring chemotherapy 9. Patients at risk for volume depletion due to co-existing conditions or concomitant medications, such as loop diuretics should have careful monitoring of their volume status 10. History of unexplained microscopic or gross hematuria, or microscopic hematuria at visit 1, confirmed by a follow-up sample at next scheduled visit. 11. Presence of hypersensitivity to dapagliflozin or other SGLT2 inhibitors (e.g. anaphylaxis, angioedema, exfoliative skin conditions 12. Known hypersensitivity or contraindications to use GLP1 receptor agonists (exenatide, liraglutide) 13. Use of metformin, thiazolidinediones, GLP-1 receptor agonists, dipeptidyl peptidase 4 (DPP-4)...

Published papers

Papers from NCT02635386

Trial averages do not predict what one person will experience. Results are shown as the registry posts them, without interpretation.

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