RecruitingPhase 1NCT07024589

First-in-Human Trial of Oral AN2-502998

A Phase 1, Single-Center, Randomized, Blinded, Placebo-Controlled Trial in Healthy Adults to Evaluate the Safety, Tolerability, and Pharmacokinetics of Single and Multiple Doses of Oral AN2-502998


Sponsor

AN2 Therapeutics, Inc

Enrollment

72 participants

Start Date

Aug 4, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

First-in-Human Phase 1, Single-Center, Randomized, Blinded, Placebo-Controlled Trial in Healthy Adults to Evaluate the Safety, Tolerability, and Pharmacokinetics of Single and Multiple Doses of Oral AN2-502998


Eligibility

Min Age: 18 YearsMax Age: 55 Years

Inclusion Criteria17

  • Male or female aged 18 to 55 years, inclusive, at Screening
  • Willing and able to provide written informed consent
  • Willing and able to comply with all trial assessments and adhere to the protocol schedule
  • BMI between ≥18 and <32 kg/m2 (inclusive); BMI is calculated as weight measured in kilograms (kg) divided by the square of height measured in meters (m)
  • If female, must:
  • Be of nonchildbearing potential defined as either postmenopausal for ≥2 years or surgically sterile (bilateral salpingectomy, bilateral oophorectomy, or hysterectomy); postmenopausal is defined as amenorrheic for ≥1 year in the absence of other biological causes, age appropriate, and has a FSH level during Screening indicating a postmenopausal state; AND
  • Have negative results for pregnancy tests performed as follows:
  • i. Urine specimen obtained during Screening, and ii. Serum specimen obtained on Study Day -1
  • If male and sexually active with a female of childbearing potential, must be surgically sterile or agree to practice at least 1 of the following effective forms of contraception up to 90 days after the last dose of study drug, starting with Study Day 1:
  • Partner(s) using an IUD
  • Partner(s) using oral, injected, or implanted methods of hormonal contraceptives
  • Partner(s) with bilateral tubal occlusion
  • Total abstinence from sexual intercourse as the preferred lifestyle of the participant; periodic abstinence is not acceptable
  • If male, must agree to use a male condom during intercourse to avoid potential drug exposure to the partner up to 90 days after the last dose of study drug, starting with Study Day 1
  • If female, must agree to use a male condom during heterosexual intercourse to avoid potential drug exposure to the partner up to 90 days after the last dose of study drug, starting with Study Day 1
  • Agree to not donate sperm (males) or ova (females) from Screening until 90 days after the last dose of study drug
  • Medically healthy with no significant clinical medical history, physical examination findings, laboratory results, vital signs, or 12-lead ECG findings, as deemed by the Investigator (or delegate)

Exclusion Criteria23

  • History of significant sensitivity to any drug, including any excipients used in AN2-502998
  • Requirement for any over-the-counter and/or prescription medication, vitamins and/or herbal supplements
  • Use of any medications (prescription or over-the-counter), vitamins, and/or herbal supplements within the 2-week period prior to the first dose of study drug administration or within 5 half-lives of the respective medication, whichever is longer
  • Receipt of any drug by injection, including vaccinations, within 30 days (for vaccinations) or a period defined by 5 half-lives, whichever is longer, prior to study drug administration
  • If female, is pregnant or breastfeeding
  • Positive test result for HBsAg, HCV Ab, HIV Ab, or HIV Ag at Screening; negative HIV status will be confirmed at Screening
  • ALT, AST, or total bilirubin with direct bilirubin >ULN for the reference laboratory at Screening
  • CrCl (Cockcroft-Gault formula), Hgb, Hct, WBC, neutrophil, or platelet count <LLN for the reference laboratory at Screening, unless deemed not CS by the Investigator
  • Fasting glucose ≥5.6 mmol/L
  • QTcF interval duration >450 msec for females or >430 msec for males at Screening
  • Recent (3-month) history of drug or alcohol abuse that could preclude adherence to the protocol
  • History of regular alcohol consumption exceeding 7 drinks/week for females or 14 drinks/week for males (1 drink = 5 ounces \[150 mL\] of wine or 12 ounces \[360 mL\] of beer, or 1.5 ounces \[45 mL\] of hard liquor) within 6 months prior to Screening
  • Positive screen for drugs of abuse, alcohol, or cotinine at Screening and Study Day -1
  • History of seizures, diabetes, or cancer (except basal cell carcinoma of the skin)
  • Current clinically significant cardiovascular, respiratory (except mild asthma), renal, hepatic, gastrointestinal, hematologic, neurologic or thyroid disease, or any uncontrolled medical illness or psychiatric disease or disorder
  • Past history of epilepsy; any clinically significant cardiovascular, respiratory (except mild asthma), renal, hepatic, gastrointestinal, hematologic, neurologic, or thyroid disease; or any uncontrolled medical illness or psychiatric disease or disorder
  • History of gastric surgery, vagotomy, bowel resection, cholecystectomy, or any surgical procedure or medical condition that might interfere with gastrointestinal motility, pH, or absorption
  • Donation or loss of 550 mL or more blood volume (including plasmapheresis) within 4 weeks prior to study drug administration or receipt of a transfusion of any blood product within 8 weeks prior to study drug administration
  • Receipt of any investigational product within a period equal to 10 half-lives of the product, if known, or a minimum of 6 weeks prior to study drug administration
  • Consumption of alcohol within the 72 hours prior to study drug administration
  • Consumption of grapefruit, star fruit, Seville oranges, or products containing any of these ingredients within the 10-day period prior to study drug administration
  • Use of inhaled nicotine, tobacco, or marijuana products within the 6 months prior to study drug administration
  • Current enrollment in another clinical trial

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Interventions

DRUGAN2-502998

Oral Capsule

DRUGPlacebo

Oral Capsule


Locations(1)

Nucleus Network

Melbourne, Victoria, Australia

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NCT07024589


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