This is a Phase 1, randomized, double-blind, placebo-controlled, single ascending dose (SAD), multiple ascending dose (MAD), and 28-day safety study of orally administered DNL151 in healthy volunteers.

This clinical trial information was submitted voluntarily under the applicable law and, therefore, certain submission deadlines may not apply. (That is, clinical trial information for this applicable clinical trial was submitted under Section 402(j)(4)(A) of the Public Health Service Act and 42 CFR 11.60 and is not subject to the deadlines established by Sections 402(j)(2) and (3) of the Public Health Service Act or 42 CFR 11.24 and 11.44.).

Key Inclusion Criteria:

• Body mass index 18.5 to 35.0 kg/m², inclusive, and body weight of at least 50.0 kg at screening
• In good health, determined by no clinically significant findings from medical history, physical examination, and vital sign measurements
• Women of non-childbearing potential and men using contraceptive measures

Key Exclusion Criteria:

• History of clinically significant hematological, renal, pancreatic, gastrointestinal, hepatic, cardiovascular, metabolic, endocrine, immunological, allergic disease, or other major disorders
• History of asthma, chronic obstructive pulmonary disease, or emphysema
• Clinically significant neurologic disorder
• History of stomach or intestinal surgery or resection
• History of malignancy