About this trial
This is a single-center, randomized, double-blind, placebo-controlled, single ascending-dose phase 1 clinical study, aimed at evaluating the safety, tolerability, PK, PD and immunogenicity of single subcutaneous administration of MWX401 Injection in healthy Chinese participants and participants with primary mild hypertension.
The study comprises five dose cohorts with a planned enrollment of 46 subjects. The primary endpoint is the incidence and severity of treatment-emergent adverse events. Secondary endpoints include plasma and urinary PK parameters, changes in serum AGT and RAAS components, changes in blood pressure and hemodynamics, and immunogenicity indicators.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Male or female participants aged 18 to 60 years (inclusive) at the time of signing the informed consent form (ICF).
Body mass index (BMI) within 19.0 to 30.0 kg/m² (inclusive) at screening, with body weight >= 50 kg.
No use of antihypertensive medications within 30 days prior to signing the ICF, including beta-blockers, angiotensin-converting enzyme inhibitors (ACEIs), angiotensin receptor blockers (ARBs), calcium channel blockers (CCBs), angiotensin receptor-neprilysin inhibitors (ARNIs), and diuretics.
At screening and baseline, average seated office blood pressure: healthy participants: SBP 120-139 mmHg (inclusive) and DBP 75-89 mmHg (inclusive); participants with mild hypertension: SBP 140-159 mmHg (inclusive) and DBP 90-99 mmHg (inclusive).
Disqualifiers
History or evidence of secondary hypertension, including renal parenchymal hypertension, renovascular hypertension, aortic stenosis, primary aldosteronism, Cushing's syndrome, pheochromocytoma, polycystic kidney disease, drug-induced hypertension, etc.
History of type 1 or type 2 diabetes mellitus.
Pulse/heart rate <55 bpm or >100 bpm at screening.
eGFR (CKD-EPI) <80 mL/min/1.73 m² at screening.
Trial design
Sequential
Treatments tested in this trial
MWX401 1
DrugAdministered subcutaneously (SC)
MWX401 2
DrugAdministered SC
MWX401 3
DrugAdministered SC
MWX401 4
DrugAdministered SC
MWX401 5
DrugAdministered SC
Placebo
DrugAdministered SC
Treatment groups
Trial outcomes
Primary outcomes
Incidence and severity of treatment-emergent adverse events (TEAEs)
Incidence and severity of TEAEs.
Secondary outcomes
Maximum Concentration (Cmax)
Cmax of MWX401.
Time to Reach Maximum Concentration (Tmax)
Tmax of MWX401.
Area Under the Curve From Time 0 to Last Quantifiable Time Point (AUC0-t)
AUC0-t of MWX401.
Area Under the Curve From Time 0 to Infinity (AUC0-inf)
AUC0-inf of MWX401.
Sponsors and contacts
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