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A study in healthy volunteers to look at safety and tolerability of ALKS 4510

A randomized, double-blind, placebo-controlled, first-in-human study to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of ALKS 4510 in healthy subjects

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN70607799
Enrollment
72
Registered
2025-05-20
Start date
2025-05-12
Completion date
Unknown
Last updated
2025-09-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Phase 1 study drug Other

Interventions

Part 1 SAD: Healthy volunteers will be randomized by using a randomization code to receive a single dose of oral ALKS 4510 or placebo for 1 day in each of five cohorts Part 2 MAD: Healthy volunteers

Sponsors

Alkermes (United States)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Participants must be 18 to 55 years of age, inclusive, at the time of informed consent 2. Willing and able to provide informed consent before study participation 3. Has a BMI =18 and =30 kg/m2 4. Is overtly healthy as determined by medical evaluation, including medical history, physical examination, laboratory tests, vital signs, and safety ECGs 5. Must adhere to contraceptive use

Exclusion criteria

Exclusion criteria: 1. Subjects who have demonstrated allergic reactions (eg, food, drug, atopic reactions, or asthmatic episodes) which, in the opinion of the Investigator, interfere with their ability to participate in the study 2. The subject has poor peripheral venous access 3. Clinically significant illness or disease (eg, psychiatric disorders, disorders of the gastrointestinal tract, liver, kidney, respiratory system, endocrine system, hematological system, neurological system (including any sleep disorder such as sleep apnea or narcolepsy), or cardiovascular system, infection, visual conditions, or subjects who have a congenital abnormality in metabolism) 4. Any history at Screening of gastrointestinal or renal surgery that may affect PK profiles of ALKS 4510 (eg, hepatectomy, nephrectomy, digestive organ resection, or surgery that alters the gastrointestinal tract without resection), or other conditions that may impact absorption (malabsorption syndrome, inflammatory bowel disease, etc). Uncomplicated appendectomy and/or hernia repair are allowed 5. Is currently pregnant or breastfeeding, or is planning to become pregnant during the study

Design outcomes

Primary

MeasureTime frame
Incidence of Treatment-Emergent Adverse Events by monitoring case report forms through dosing and safety follow up to 17 days

Secondary

MeasureTime frame
Levels of ALKS 4510 in blood measured as Cmax , Tmax (Day 1), AUC (over 12 hours), T-half, CL /F, and Vz/F using pharmacokinetic non-compartmental methods at 3 study visits with duration of participation of about 17 days

Countries

Australia

Contacts

Public ContactClinical Operations
clinicaltrials@alkermes.com+1 571-599-2702

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026