Bioequivalence Study of the Fixed Dose Combination of 5 mg Saxagliptin and 500 mg Metformin XR Tablet (Manufactured in Mt Vernon, IN) Relative to 5 mg Saxagliptin Tablet and 500 mg Metformin XR Tablet (Manufactured in Evansville, IN)

Bioequivalence Study of the Fixed Dose Combination of 5 mg Saxagliptin and 500 mg Metformin XR Tablet (Manufactured in Mt Vernon, IN) Relative to 5 mg Saxagliptin Tablet and 500 mg Metformin XR Tablet (Manufactured in Evansville, IN) Coadministered to Healthy Subjects in a Fed Condition

The purpose of this study is to demonstrate bioequivalence (BE) of a 5 mg saxagliptin/500 mg metformin extended release (XR) fixed-dose combination (FDC) tablet (manufactured in Mt Vernon, Indiana [IN]) to coadministered 5 mg saxagliptin and 500 mg metformin XR tablet (manufactured in Evansville, IN) in fed healthy subjects.

Study Overview

• Status: Completed
• Conditions: Diabetes Mellitus
• Intervention / Treatment: Drug: saxagliptin; Drug: metformin XR; Drug: saxagliptin + metformin XR (FDC tablet)

Detailed Description

This study is designed to evaluate if the FDC tablet of 5 mg saxagliptin/500 mg metformin extended release (manufactured in Mt Vernon, Indiana) is bioequivalent to the coadministered 5 mg saxagliptin and 500 mg metformin XR tablet (manufactured in Evansville, Indiana)

• Study Type: Interventional
• Enrollment (Actual): 30
• Phase: Phase 1

Contacts and Locations

Study Locations

• United States
  • Texas
    • Austin, Texas, United States, 78744
      • PPD Development, LP

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 18 years to 45 years (Adult)
• Accepts Healthy Volunteers: No
• Genders Eligible for Study: All

Description

Inclusion Criteria:

• Healthy male and female subjects as determined by no clinically significant deviation from normal in medical history, physical examination, electrocardiogram (ECG), and clinical laboratory determinations
• Body Mass Index (BMI) of 18 to 32 kg/m2, inclusive
• Ages 18 to 45, inclusive

Exclusion Criteria:

• Evidence of organ dysfunction or any clinically significant deviation from normal in physical examination, vital signs, ECG or clinical laboratory determinations beyond what is consistent with the target population
• Major surgical procedure within 4 weeks prior to randomization
• Positive serology test for human immunodeficiency virus (HIV), hepatitis B virus (HBV) or hepatitis C virus (HCV)
• Clinically significant history or presence of any of the following conditions: heart, liver, or kidney disease, neurologic or psychiatric disease
• History of gastrointestinal disease within the past 3 months
• Any clinically significant medical condition that could potentially affect your participation in the study and/or personal well-being, as judged by the investigator
• Donated blood or blood products to a blood bank, blood transfusion or participated in a clinical study (except a screening visit) requiring withdrawal of blood within 4 weeks prior to randomization
• Unable to tolerate oral and/or intravenous (IV) medications
• Unable to tolerate the puncturing of veins for drawing of blood
• Known allergy or hypersensitivity to any component of the study medication
• History of any significant drug allergies (such as anaphylaxis or hepatotoxicity)
• Used any prescription drugs or over the counter products to control acid (for example, Prevacid, Mylanta or Rolaids) within 4 weeks prior to randomization
• Used any other drugs including over the counter medications and herbal preparations within 1 week prior to randomization
• Taken any investigational drug or placebo (inactive drug) within 4 weeks prior to randomization

Study Plan

How is the study designed?

Design Details

• Allocation: Randomized
• Interventional Model: Crossover Assignment
• Masking: None (Open Label)

Number of Arms

3

Arms and Interventions

Participant Group / Arm	Intervention / Treatment
Experimental: 5 mg saxagliptin + a single 500 mg metformin XR tablet	Drug: saxagliptin; Tablets, Oral, 5 mg, once daily, Single dose; Other Names: Onglyza; Drug: metformin XR; Tablets, Oral, 500 mg. once daily, Single dose; Other Names: Glucophage XR
Experimental: FDC tablet (5 mg saxagliptin + 500 mg metformin XR) (Fed); under fed state	Drug: saxagliptin + metformin XR (FDC tablet); Tablet, Oral, (saxagliptin 5 mg)(metformin XR 500 mg), once daily, Single dose
Experimental: FDC tablet (5 mg saxagliptin + 500 mg metformin XR) (Fasting); under fasted state	Drug: saxagliptin + metformin XR (FDC tablet); Tablet, Oral, (saxagliptin 5 mg)(metformin XR 500 mg), once daily, Single dose

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Saxagliptin Area Under the Plasma Concentration Versus Time Curve From Time 0 Extrapolated to Infinity (AUC[0-inf])	Area under the plasma concentration versus time curve from time 0 extrapolated to infinity; calculated as AUC0-t [calculated using the linear trapezoidal rule] + Ct/Kel, where Ct was the last measurable concentration and Kel was the terminal rate constant	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Saxagliptin Observed Maximum Plasma Concentration (Cmax)		Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Metformin AUC(0-inf)	Area under the plasma concentration versus time curve from time 0 extrapolated to infinity; calculated as AUC0-t [calculated using the linear trapezoidal rule] + Ct/Kel, where Ct was the last measurable concentration and Kel was the terminal rate constant	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Metformin Cmax		Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)

Secondary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Saxagliptin Terminal Half-life (T1/2)	terminal half life; calculated as ln(2)/Kel	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Saxagliptin Area Under the Plasma Concentration Versus Time Curve From Time 0 to the Time of the Last Quantifiable Concentration (AUC[0-t])	Area under the plasma concentration versus time curve from time 0 to the time of the last quantifiable concentration (Ct), calculated using the linear trapezoidal rule.	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Time to Achieve the Observed Maximum Saxagliptin Plasma Concentration (Tmax)		Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Saxagliptin Fraction of AUC(0-inf) Contributed by AUC(0-t) (AUC[0-t]/AUC[0-inf])		Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Active Metabolite BMS-510849 AUC(0-inf)	Area under the plasma concentration versus time curve from time 0 extrapolated to infinity; calculated as AUC0-t [calculated using the linear trapezoidal rule] + Ct/Kel, where Ct was the last measurable concentration and Kel was the terminal rate constant	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Active Metabolite BMS-510849 AUC(0-t)	Area under the plasma concentration versus time curve from time 0 to the time of the last quantifiable concentration (Ct), calculated using the linear trapezoidal rule.	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Active Metabolite BMS-510849 Cmax		Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Active Metabolite BMS-510849 T1/2	terminal half life; calculated as ln(2)/Kel	Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Active Metabolite BMS-510849 Tmax		Periods 1, 2, and 3 (samples taken before dosing, and at 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Active Metabolite BMS-510849 AUC(0-t)/AUC(0-inf)		Period 1 (samples taken before dosing, and at 0.167,0.25,0.5,0.75,1,1.5,2,3,4,5,6,7,8,10,12,18,24,36 and 48 hours after dosing)
Metformin AUC(0-t)	Area under the plasma concentration versus time curve from time 0 to the time of the last quantifiable concentration (Ct), calculated using the linear trapezoidal rule.	Period 1 (samples taken before dosing, and at 0.167,0.25,0.5,0.75,1,1.5,2,3,4,5,6,7,8,10,12,18,24,36 and 48 hours after dosing)
Metformin T1/2	terminal half life; calculated as ln(2)/Kel	Period 1 (before dosing, 0.167,0.25,0.5,0.75,1,1.5,2,3,4,5,6,7,8,10,12,18,24,36 and 48 hours after dosing)
Metformin Tmax		Periods 1, 2, and 3 (before dosing, 0.167, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12, 18, 24, 36 and 48 hours after dosing)
Metformin Fraction of AUC(0-inf) Contributed by AUC(0-t)(AUC[0-t]/AUC[0-inf])		Period 1 (before dosing, 0.167,0.25,0.5,0.75,1,1.5,2,3,4,5,6,7,8,10,12,18,24,36 and 48 hours after dosing)
Safety: Adverse Events (AEs), Discontinuations Due to AEs, Deaths, and Serious AEs (SAEs)	AE=any new untoward medical occurrence or worsening of a pre-existing medical condition in a subject administered an investigational product and that does not necessarily have a causal relationship with this treatment. SAE=any untoward medical occurrence that results in death, is life-threatening, requires or prolongs inpatient hospitalization (including elective surgery), results in persistent or significant disability/incapacity, is a congenital anomaly/birth defect, or is an important medical event.	AEs: from initiation of study drug administration on Day 1/Period 1 through study discharge Day 3/Period 3. SAEs: from date of written consent until 30 days after discontinuation of dosing or participation in study if last scheduled visit occurred later.
Safety: Clinically Significant Laboratory, Vital Sign, Physical Examination, and Electrocardiogram (ECG) Abnormalities	Abnormalities considered by the investigator to be clinically significant and/or reported as an AE.	From Day 1 of Period 1 through Day 3 of Period 3 (study discharge)

Collaborators and Investigators

• Sponsor: AstraZeneca

Publications and helpful links

General Publications

• Boulton DW, Smith CH, Li L, Huang J, Tang A, LaCreta FP. Bioequivalence of saxagliptin/metformin extended-release (XR) fixed-dose combination tablets and single-component saxagliptin and metformin XR tablets in healthy adult subjects. Clin Drug Investig. 2011;31(9):619-30. doi: 10.2165/11590290-000000000-00000.

Study record dates

Study Major Dates

• Study Start: November 1, 2009
• Primary Completion (Actual): December 1, 2009
• Study Completion (Actual): December 1, 2009

Study Registration Dates

• First Submitted: August 30, 2010
• First Submitted That Met QC Criteria: August 30, 2010
• First Posted (Estimate): August 31, 2010

Study Record Updates

• Last Update Posted (Estimate): May 21, 2015
• Last Update Submitted That Met QC Criteria: May 4, 2015
• Last Verified: May 1, 2015

More Information

Terms related to this study

• Additional Relevant MeSH Terms: Hypoglycemic Agents; Physiological Effects of Drugs; Molecular Mechanisms of Pharmacological Action; Enzyme Inhibitors; Hormones; Hormones, Hormone Substitutes, and Hormone Antagonists; Protease Inhibitors; Incretins; Dipeptidyl-Peptidase IV Inhibitors; Metformin; Saxagliptin
• Other Study ID Numbers: CV181-111

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No
• product manufactured in and exported from the U.S.: No