This is a randomized, double-blind, placebo-controlled, ascending dose, multi-cohort study. The primary objective of this study is to assess the safety and tolerability of single and 7-day repeat oral doses NIM-1324 in healthy adult volunteers.

Key Inclusion Criteria:

1. Must have given written informed consent before any study-related activities are carried out and must be able to understand the full nature and purpose of the trial, including possible risks and adverse effects;
2. Adult males and females, 18 to 64 years of age (inclusive) at screening;
3. Be willing and able to comply with all study assessments and adhere to the protocol schedule and restrictions.

Key Exclusion Criteria:

1. History or presence of significant cardiovascular, pulmonary, hepatic, renal, hematological, gastrointestinal, endocrine, immunologic, dermatologic or neurological disease, including any acute illness or surgery within the past 3 months determined by the PI to be clinically relevant;
2. Current infection that requires antibiotic, antifungal, antiparasitic or antiviral medications;
3. COVID-19: Testing positive for COVID-19, a current symptomatic infection within 20 days, or an asymptomatic infection within 6 weeks.