A Phase I Study to Assess the Safety,Tolerability, PK, PD, and Food Effect of HSK44459 in Healthy Subjects

A Single and Multiple Ascending Dose Study to Assess the Safety,Tolerability, PK,PD and Food Effect of HSK44459 in Healthy Subjects

This is a Phase I, randomized, subject-blinded, placebo controlled study to assess the safety, tolerability, pharmacokinetic (PK), pharmacodynamic (PD),and food effect (FE) of HSK44459 following (1) a single ascending dose (part 1), (2) 10 days of multiple ascending dose (part 2), and (3) a single dose two-period crossover FE cohort.

Study Overview

• Status: Completed
• Conditions: Healthy
• Intervention / Treatment: Drug: HSK44459; Drug: placebo

• Study Type: Interventional
• Enrollment (Actual): 82
• Phase: Phase 1

Contacts and Locations

Study Locations

• China
  • Nanjing, China
    • Nanjing Drum Tower Hospital

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: Adult
• Accepts Healthy Volunteers: Yes

Description

Inclusion Criteria:

1. Voluntarily sign the informed consent form, understand the trialprocedures, and be willing to comply with all trial procedures andrestrictions;
2. 18 years to 55 years (inclusive), male and female;
3. Male subjects weight ≥50 kg and female subjects weight ≥45 kg. Bodymass index (BMI) : 19-26 kg/m2 (inclusive) ;
4. Subjects are willing to voluntarily use effectivecontraceptives from screening to at least 3 months after the last dose administration.

Exclusion Criteria:

1. Have a history of severe and uncontrolled diseases, such ascardiovascular, respiratory, liver, gastrointestinal, endocrine,hematologic, mental/nervous systems diseases within 3 months prior to screening;
2. Have an infection that requires systematic treatment with antibiotics, antifungal, antiparasitic or antiviral drugs;
3. Have a history of any malignant tumors;
4. The abnormalities were clinically significant during the screening period, such as physical examination, vital signs, blood biochemistry, blood routine, coagulation, urine routine, blood pregnancy test, infectious diseases and X-ray;
5. Subjects whose results of routine 12-lead electrocardiograms were inconsistent with normal heart conduction and function;
6. Previous or current gastrointestinal, liver, kidney, or other disease known to interfere with drug absorption, distribution, metabolism, or excretion;
7. Smoking more than 5 cigarettes per day within 3 months prior toscreening or smoking during the study;
8. Average alcohol intake is more than 14 unit per week (1unit=10g alcohol , 1 unit=285 mL 4.9% alcohol beer, or 30 mL 40% alcohol spirit, or 100mL 12% alcohol wine) within the 3 months prior to screening, or positive urine drug screen at screening;
9. Have a history of high consumption of grapefruit juice, methylxanthinerich food or beverage (such as coffee, tea, cola, chocolate, energydrinks) ,consumption of grapefruit juice;
10. Blood donation (or blood loss) ≥400 mL, or receiving blood products to improve anemia within 3 months prior to the screening;
11. Subjects who have a allergic to any component of HSK44459 or allergic history to opiates;
12. Have participated in any clinical investigator within 3 months prior to screening;
13. A pregnant/lactating woman, or has a positive pregnancy test at screening or during the trial;
14. Not suitable for this study as judged by the investigator.

Study Plan

How is the study designed?

Design Details

• Primary Purpose: Treatment
• Allocation: Randomized
• Interventional Model: Parallel Assignment
• Masking: Quadruple

Number of Arms

2

Arms and Interventions

Participant Group / Arm	Intervention / Treatment
Experimental: HSK4449; Single or multiple oral doses of HSK44459, and food effect of HSK44459	Drug: HSK44459; Dose 1 to Dose 5
Placebo Comparator: Placebo; Single or multiple oral doses of placebo, and food effect of placebo	Drug: placebo; dose 1 to dose 5

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
The number and severity of treatment emergent adverse events (TEAEs)	To assess the safety and tolerability of single or multiple oral dose of HSK44459 in healthy adult volunteers	7 days after single dose and 3 days after the first dose of multiple doses

Collaborators and Investigators

• Sponsor: Haisco Pharmaceutical Group Co., Ltd.

Study record dates

Study Major Dates

• Study Start (Actual): August 17, 2024
• Primary Completion (Actual): November 18, 2024
• Study Completion (Actual): December 20, 2024

Study Registration Dates

• First Submitted: August 15, 2024
• First Submitted That Met QC Criteria: February 27, 2025
• First Posted (Actual): March 25, 2025

Study Record Updates

• Last Update Posted (Actual): March 25, 2025
• Last Update Submitted That Met QC Criteria: February 27, 2025
• Last Verified: February 1, 2025

More Information

Terms related to this study

• Keywords: healthy subjects; phase1; HSK44459
• Other Study ID Numbers: HSK44459-101

Plan for Individual participant data (IPD)

• Plan to Share Individual Participant Data (IPD)?: NO

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