The trial is a single-centre, randomised, sequential, cross-over trial assessing pharmacokinetic and pharmacodynamic responses after micro-doses of ZP4207 (dasiglucagon\*) administered subcutaneously to patients with type 1 diabetes mellitus under euglycaemic and hypoglycaemic conditions and compared to marketed glucagon. \*dasiglucagon is the proposed International Nonproprietary Name (pINN) for ZP4207
Seventeen (17) adult patients with T1DM treated with continuous subcutaneous insulin infusion (insulin pumps, CSII) will be randomized and take part at four dosing visits. The dosing visits are separated by 3-7 days. For the three lowest dose levels (0.03 mg, 0.08 mg, and 0.2 mg) the patients will receive two doses of ZP4207(dasiglucagon) (the first at euglycaemic and the second at hypoglycaemic conditions) and one dose of glucagon at euglycaemic conditions at visit 2-4. The first two dose administrations (Day 1, visit 2-4) will be separated by at least five hours. The third dose, which is ZP4207(dasiglucagon) during hypoglycemia, will for all dosing visits be administered the next morning after a standardized carbohydrate-rich meal in the evening before. The patients will stay at the clinical site over night between Day 1 and Day 2. The dose of 0.6 mg will only be administered for ZP4207(dasiglucagon). The order of the micro-dose levels as well as the order of the treatment, ZP4207(dasiglucagon) vs. glucagon, will be randomized. For all patients the 0.6 mg dose of ZP4207(dasiglucagon) will be administered at visit 5. For each dose level there will be 2 sets of PK/PD profiles for ZP4207(dasiglucagon), one initiated during euglycaemia and another during hypoglycaemia. Each patient enrolled will therefore provide a total of 11 PK/PD profiles covering four different dose levels; 8 profiles from ZP4207(dasiglucagon) and 3 profiles from glucagon
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
38
Cross-over design with single s.c. administration in euglycemic and hypoglycemic T1D
Cross-over design with single s.c. administration in euglycemic T1D
Profil Institut für Stoffwechselforschung GmbH
Neuss, North Rhine-Westphalia, Germany
PK endpoint for ZP4207(dasiglucagon) and baseline adjusted glucagon: AUC 0-240 min
Area under the curve from 0-240 min
Time frame: AUC 0-240 min during all treatment periods (V2-V5)
PK endpoint for ZP4207(dasiglucagon) and baseline adjusted glucagon: Cmax
max. concentration
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Peak of plasma concentration during all treatment periods (V2-V 5)
PK endpoint for ZP4207(dasiglucagon) and baseline adjusted glucagon: tmax
Time to peak plasma concentration
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Time to peak plasma concentration during all treatment periods (V2-V5)
PD endpoint: Plasma glucose profiles above baseline: AUE 0-240 min
Area under the effect curve from 0-240 min
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing. AUE 0-240 min during all treatment periods (V2-V5)
PD endpoint: Plasma glucose profiles above baseline: CEmax
Max concentration effect
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing. Peak of plasma glucose concentration during all treatment periods (V2-V5)
PD endpoint: Plasma glucose profiles above baseline: tmax
Time to peak plasma glucose concentration
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing Time to plasma glucose concentration during all treatment periods (V2-V5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: MRT
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Mean residence time
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Mean residence time for ZP4207(dasiglucagon) and baseline adjusted glucagon during all treatment periods (V2-V5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: Vz/f,
Volume of distribution
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Volume of distribution of plasma ZP4207(dasiglucagon) or glucagon during all treatment periods (V2-V5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: λz
Terminal elimination rate constant
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Terminal elimination rate constant of ZP4207(dasiglucagon) and baseline adjusted glucagon during all treatment periods (V2-V5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: t½,
Terminal plasma elimination half-life
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Terminal plasma elimination half-life of ZP4207(dasiglucagon) or glucagon during all treatment periods (V2-V5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: CL/f
Total body clearance
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Total body clearance of plasma ZP4207(dasiglucagon) or glucagon during all treatment periods (V2-V5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: AUC 0-30min
Area under the curve from 0-30 min
Time frame: AUC 0-30 min during all treatment periods (V2-V 5)
PK endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: AUC 0-inf
Area under the curve from 0-inf
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. AUC 0-inf during all treatment periods (V2-V 5)
Insulin concentrations before and after dosing with ZP4207(dasiglucagon) or glucagon:
Insulin concentrations
Time frame: Pre-dose, 5, 15, 30, 60, 90, 150 and 240 minutes post dosing. Insulin concentrations during all treatment periods (V2-V 5)
PD endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: AUE 0-30min
Area under the effect curve from 0-30 min
Time frame: AUE 0-240 min during all treatment periods (V2-V5)
PD endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: CE 30min
Concentration effect at 30 min
Time frame: Concentration effect at 30 min during all treatment periods (V2-V5)
PD endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: t50%CE, early
Time to half concentration effect
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing. Time to half concentration effect (t50%CE, early) during all treatment periods (V2-V5)
PD endpoints for ZP4207(dasiglucagon) and baseline adjusted glucagon: t10%CE, late
Time to 90% decrease from CEmax
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing. Time to 90% decrease from peak concentration effect during all treatment periods (V2-V5)
PD endpoints: Percentage of patients achieving a plasma glucose increase of ≥20 mg/dL within 30 minutes after treatment
Time frame: During all treatment periods (V2-V5) within 30 min after dosing
PD endpoints: Time to plasma glucose increase of ≥20 mg/dL
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing. During all treatment periods (V2-V5) - time plasma glucose increase of ≥20 mg/dL after dosing
PD endpoints: Percentage of patients achieving a plasma glucose concentration ≥70 mg/dL within 30 minutes after treatment (insulin-induced hypoglycemia)
Time frame: During all treatment periods (V2-V5) within 30 min after dosing (insulin-induced hypoglycemia)
PD endpoints: Time to plasma glucose concentration of ≥70 mg/dL (insulin-induced hypoglycemia)
Time frame: Pre-dose, 10, 30, 50, 70, 90, 150, 240 minutes post dosing. During all treatment periods (V2-V5) - time plasma glucose increase of ≥70 mg/dL after dosing (insulin-induced hypoglycemia)
Safety endpoints: Number of participants with adverse events
Includes events from the first trial related activity after the patient has signed the informed consent until Follow up visit.
Time frame: Through study completion. The total trial duration for a patient will be about 5.5 to 12 weeks.
Safety endpoints: Local tolerability of injection site
Findings in local tolerability by means of the following assessments: spontaneous pain * pain on palpation * itching * redness * oedema * induration/infiltration * other these assessments will be reported on a scale of 0 (none), 1 (mild), 2 (moderate) and 3 (severe)
Time frame: Local tolerability assessed pre-dose (within 30 min) and at 0.5, 2, and 4 hours post-dose (each treatment visit and at Follow up visit).
Safety endpoints: Laboratory safety parameters
Haematology, biochemistry and urinalysis: Changes or findings from baseline (normal ranges) in clinical safety laboratory parameters during the study duration (from Screening, at treatment visits and at Follow up visit).
Time frame: Through study completion. The total trial duration for a patient will be about 5.5 to 12 weeks.
Safety endpoints: Physical examination
Physical examination: Changes or findings from baseline (normal ranges) in physical examination during the study duration (at Screening and Follow up visit). An examination of the following body systems will be performed: Head, ears, eyes, nose, throat (HEENT), incl thyroid gland Heart, lung, chest Abdomen Skin and mucosae Musculoskeletal system Nervous system Lymph node Other findings
Time frame: Through study completion. The total trial duration for a patient will be about 5.5 to 12 weeks.
Safety endpoints: Vital signs
Diastolic and systolic blood pressure (mmHg) are measured after at least 5 min rest in a supine position. At the screening visit blood pressure is measured in both arms. The blood pressure from the arm with the higher systolic value is transcribed into the CRF and this arm is used for all subsequent measurements of the patient's blood pressure in this trial. Pulse (beats per min) measured after at least 5 min rest in a supine position. Body temperature, tympanic (in Celsius). Respiratory frequency (RF/min). Changes or findings from baseline (normal ranges) in vital signs during the study duration (at Screening, at each treatment visit and at Follow up).
Time frame: Through study completion. The total trial duration for a patient will be about 5.5 to 12 weeks.
Safety endpoints: ECGs
A standard 12-lead electrocardiogram (ECG) will be performed. ECG parameters (Heart rate, PQ, QRS, QT, QTcB) and any abnormality will be recorded and described in the CRF including the Investigator's assessment of clinical significance ('abnormal, not clinically significant' or 'abnormal, clinically significant'). Clinically significant findings at the screening visit should be recorded as concomitant illness. At subsequent visits, any clinically significant deterioration of a pre-existing condition as well as any new clinically significant findings will be recorded as AEs. Changes or findings from baseline (normal ranges) (Screening visit and at Follow up) in ECGs during the study duration.
Time frame: Through study completion. The total trial duration for a patient will be about 5.5 to 12 weeks.
Safety endpoints: Antidrug antibodies incidences
Antidrug antibodies analyses will be performed. Changes or findings from baseline (normal ranges) in Antidrug antibodies incidences during the study duration (before first dosing, at last treatment visit and at Follow up).
Time frame: Through study completion. The total trial duration for a patient will be about 5.5 to 12 weeks.