Healthy volunteers test new drug AJ302-IM for safety

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Key Inclusion Criteria: * Male or female, non-smokers (no use of tobacco or nicotine products within 3 months prior to screening), ≥ 18 and ≤ 55years of age, with body mass index (BMI) ≥ 18.5 and ≤ 30.0 kg/m2 and body weight ≥ 50.0 kg for males and ≥ 45.0 kg for females. * Normal renal function at screening. * Healthy as defined by: * The absence of clinically significant illness and surgery within 4 weeks prior to study drug administration. * The absence of clinically significant history of neurological, endocrine, cardiovascular, respiratory, hematological, immunological, psychiatric, depression, attempted suicide, gastrointestinal, renal, hepatic, and metabolic disease. * Able to understand the study procedures and provide signed informed consent to participate in the study Key Exclusion Criteria: * Any clinically significant abnormal finding at physical examination * Any lifetime suicidal behavior or suicidal ideation of type 4 (active suicidal ideation with some intent to act, without specific plan) or type 5 (active suicidal ideation with specific plan and intent) in the 2 years before screening based on the C-SSRS * Clinically significant abnormal laboratory test results or positive serology test results for hepatitis B surface antigen (HBsAg), hepatitis C virus (HCV) antibody, or human immunodeficiency virus (HIV) antigen and antibody, at screening * Positive pregnancy test or lactating female volunteers * Positive urine drug screen, urine cotinine test, or alcohol breath test at screening and on Day -1 * History of significant allergic reactions to any drug * Known allergy or hypersensitivity to histone deacetylase 6 (HDAC6) inhibitors or its derivatives and/or any study product excipients * Clinically significant ECG abnormalities or vital signs abnormalities at screening * History of drug abuse or recreational use of soft drugs or hard drugs * History of alcohol abuse * History of smoking or uses other nicotine-containing products * Undergone major surgery ≤ 2 months before study drug administration * History of clinically significant opportunistic infection or serious local infection or significant medical/surgical procedure or trauma, or any current infection. * Use of medications for the timeframes specified in the protocol * Received any investigational drug or any investigational device or any biological product within the timeframes specified in the protocol * Tattoos, sunburn, scarring or anything that may interfere with evaluation of the injection site