| Eligibility |
Inclusion Criteria:
- 1. Adult male or females, 28 to 65 years of age (inclusive) at the time of informed
consent with BMI between 28.0 and 45.0 kg/m2 (inclusive).
1. Female subjects of childbearing potential must be non-lactating, not pregnant as
confirmed by a negative urine pregnancy test at Screening and agree to continue
using an effective method of contraception for at least 4 weeks or barrier method
for 2 weeks prior to first study drug administration until 30 days after the last
dose of study drug (Section 8.3.2).
2. Female subjects of childbearing potential must not donate ova during the study
and for at least 30 days after the last dose of study drug.
3. Female subjects of non-childbearing potential must be surgically sterile (e.g.,
hysterectomy, bilateral tubal ligation, oophorectomy) or postmenopausal (no
menses for >1 year with follicle stimulating hormone (FSH) >40 U/L at Screening).
4. Male subjects who have not had a vasectomy and/or subjects who have had a
vasectomy but have not had 2 post surgery negative tests for sperm must agree to
use an acceptable method of contraception from time of first dose of study drug
until 30 days after the last dose of the study drug, and to not donate sperm
during the study and for at least 30 days after the last dose of study drug.
2. Inclusion as per investigator assessment of general medical status and as
documented by medical history, physical examination, vital sign assessments,
12-lead ECG, clinical laboratory assessments, and general observations.
1. Subjects must be on stable doses of medications for underlying obesity-related
conditions for at least 2 months prior to screening.
2. Subjects with diabetes may be treated with metformin, DPP-4 inhibitors, or
sulfonylureas, but must be on stable doses for at least 2 months prior to
screening.
3. At Screening, certain laboratory values may be outside the reference range if
commensurate with the underlying obesity or associated metabolic dysfunction in
the eligible subject (for example, dyslipidemia and hyperglycemia), unless these
abnormalities suggest an underlying condition which may impact subject safety in
the trial or interfere with the evaluation of HU6 or affect interpretation of the
study results.
4. Abnormalities or deviations outside the normal ranges for other assessments that
are considered clinically significant by the Investigator (clinical laboratory
tests, ECG, vital signs, physical examination) may be repeated once at the
discretion of the Investigator(s). Results that continue to be outside the normal
ranges must be judged by the investigator to be not clinically significant and
acceptable for study participation.
5. Subjects with elevation of unconjugated bilirubin due to presumptive Gilbert's
syndrome are permissible.
6. Subject must be euthyroid as assessed by a thyroid profile utilizing thyroid
stimulating hormone (TSH) and free thyroxine (T4) testing at screening. Subjects
with a stable history of thyroid disease and who have been on stable doses of
thyroid medications for a minimum of 4 months can be enrolled.
3. Fibroscan® CAP score>300 dB/m. 4. =8% liver fat by MRI-PDFF. 5. Understands
the procedures and requirements of the study and provides written informed
consent and authorization for protected health information disclosure.
6. Willing and able to comply with the requirements of the study protocol.
Exclusion Criteria:
Subjects will be excluded from the study if any of the following criteria are met:
1. Insulin-controlled diabetes.
2. Pregnant or breastfeeding or plans to become pregnant.
3. Intolerance to Magnetic Resonance Imaging (MRI) or with conditions contraindicated for
MRI procedures including but not limited to inability to fit into MRI scanner or
surgical clips/metallic implants/shrapnel. Subjects must not be claustrophobic, have a
history of claustrophobia, or intolerance of closed or small spaces.
4. Weight gain or loss >5% in 3 months prior to study or >10% in 6 months prior to
screening.
5. History of lap banding, intragastric balloon, duodenal-jejunal sleeve, or bariatric
surgery within 5 years of screening, plans for bariatric surgery prior to conclusion
of study participation, or plans to lose weight during this study either through a
special diet, exercise program or both.
6. History of malignant hyperthermia.
7. History of chronic serious recurrent skin rashes of unknown cause.
8. History of or current clinically significant cardiovascular disease including but not
limited to transient ischemic attack, stroke, cardiac arrhythmias, syncope, unstable
angina, myocardial infarction in the 6 months prior to screening, congestive heart
failure, or uncontrolled hypertension. (Uncontrolled hypertension is defined as a
systolic blood pressure =160 mmHg or a diastolic blood pressure =100 mmHg based on an
average of three resting determinations in the sitting position with an appropriately
sized cuff).
9. Resting heart rate <45 or >110 bpm.
10. On screening ECG or by history:
1. A marked baseline prolongation of QT/QTcF interval (e.g., repeated demonstration
of a QTcF interval > 450 msec for males and >470 msec for females).
2. A history of additional risk factors for Torsades de Pointes (TdP) (e.g., heart
failure, hypokalemia, family history of Long QT Syndrome) or a family history of
sudden cardiac death of unknown origin.
11. Kidney disease, kidney transplant, or estimated glomerular filtration rate (eGFR) <50
mL/min/1.73 m2 based on the CKD-EPI Creatinine Equation (NKF 2009;
https://www.kidney.org/content/ckd-epi-creatinine-equation-2009).
12. Significant lung disease requiring chronic daily medication including chronic
obstructive pulmonary disease (COPD), emphysema, pulmonary fibrosis, or asthma.
13. Untreated obesity hypoventilation syndrome (OHS) or obstructive sleep apnea (OSA).
14. History of or active (acute or chronic) liver disease other than nonalcoholic fatty
liver disease (NAFLD)/ nonalcoholic steatohepatitis (NASH), such as but not limited to
autoimmune liver disease, viral hepatitis, genetic hemochromatosis, primary biliary
cirrhosis, Wilson disease, alpha-1-antitrypsin deficiency, alcohol liver disease,
acute fatty liver of pregnancy or drug induced (including acetaminophen) liver
disease.
15. History of or treatment for clinically significant gastroparesis, inflammatory bowel
disease, or any surgery of the upper gastrointestinal tract with the exception of
cholecystectomy, or minor gastric procedures that are approved by the medical monitor.
16. History of cirrhosis and/or hepatic decompensation, including ascites, hepatic
encephalopathy, or variceal bleeding.
17. History of acute pancreatitis within one year of screening or chronic pancreatitis of
any cause.
18. Serum triglyceride concentrations exceeding 500 mg/dL.
19. HbA1c >9.0%.
20. Familial (mother/father/sibling) and/or personal history of retinal detachment any
time in the past.
21. Any history of or current diagnosis of Glaucoma.
22. Evidence of the following on screening ophthalmologic examination:
1. Peripheral retinal pathology requiring treatment, retinal tears, or lattice that
require treatment.
2. Diabetic retinopathy with macula exudates or macula edema as shown by optical
coherence tomography (OCT) and examination.
3. Any active macular disease that affects the vision, including macula pucker
(epiretinal membrane) and macular degeneration.
4. Visually significant cataract as determined by ophthalmologist.
5. Any previous intravitreal injection of anti-VEGF agents for macular degeneration.
6. History of prior vitrectomy.
23. History of malignant neoplasms within 5 years of screening, except for basal cell or
squamous cell skin cancer, cervical carcinoma in situ, or prostate cancer that is not
currently or expected to require radiation therapy, chemotherapy and/or surgical
interventions or to initiate hormonal treatment.
24. History of organ transplantation.
25. Received a COVID-19 vaccine less than 1 week prior to dosing (Visit 2 / Day 1) and/or
plans to receive a COVID-19 vaccine during the study period.
26. History of significant drug abuse within one year prior to Screening or frequent use
of soft drugs (such as marijuana) within 3 months prior to the Screening visit, or
hard drugs (such as cocaine, phencyclidine [PCP], opioid derivatives including heroin,
and amphetamine derivatives) within 1 year prior to screening.
27. History of alcoholism in the last 2 years or current evidence of excessive alcohol
consumption as assessed by screening evaluation using the Alcohol Use Disorders
Identification Test (AUDIT, Thompson 2018 [Appendix A]), and history of regular
alcohol consumption exceeding approximately 14 drinks/week for men and 7 drinks/week
for women [1 drink = 4 ounces (120 mL) of wine or 12 ounces (360 mL) of beer or 1
ounce (30 mL) of hard liquor] within 6 months of Screening, as determined by the
Investigator.
28. Positive urine drug screen for drugs of abuse or positive phosphatidylethanol (PEth)
blood test result >25 ng/mL at Screening.
29. Current regular vaping or more than 5 cigarettes or the equivalent per week. Use of
nicotine patches for smoking cessation is permitted.
30. Positive test results of hepatitis B surface antigen (HBsAg), hepatitis C virus
antibody (HCV Ab), or human immunodeficiency virus (HIV1/2) antibody.
31. Neutropenia, defined as absolute neutrophil count =1000/µL.
32. Serum AST or ALT >5 x upper limit of normal (ULN) at screening. (One repeat test may
be allowed within 7 days at the discretion of the Investigator).
33. Total bilirubin > ULN, unless due to Gilbert's syndrome or if considered normal
variability in the absence of other clinically relevant liver impairment as approved
by Medical Monitor.
34. International normalized ratio (INR) =1.3 at screening if there is other evidence of
potential significant liver impairment.
35. Participation in another clinical trial at the time of screening or exposure to any
investigational agent, including topical, within 30 days of screening or 5 half-lives,
if half-life known.
36. No tattoo or body piercings during the course of the study. Any underlying physical or
psychological medical condition that, in the opinion of the Investigator or sponsor,
would make it unlikely that the subject is able comply with the study requirements or
would be unable to complete the study.
37. Any condition that the investigator believes would interfere with his/her ability to
provide written informed consent, comply with study instructions, or which might
confound the interpretation of the study results or put the subject at undue risk.
38. Known or potential hypersensitivity to HU6 or its excipients.
Prohibited Medications (Current Use):
39. Any herbal supplement, over the counter drug, mail order or prescription drug for
weight loss.
40. Prescription or over the counter stimulants including: dextroamphetamine/Dexedrine,
dextroamphetamine/amphetamine combination product/Adderall, or methylphenidate
(Ritalin®, Concerta®).
41. Thiazolidinediones (TZD): pioglitazone/Actos, rosiglitazone/Avandia.
42. Glucagon-like peptide 1 (GLP1) agonists: exenatide/Byetta/Bydureon,
lixisenatide/Adlyxin, liraglutide/Victoza, dulaglutide/Trulicity, semaglutide/Ozempic.
43. Sodium-glucose cotransporter-2 (SGLT2) inhibitors: canagliflozin/Invokana,
dapagliflozin/Farxiga, empagliflozin/Jardiance, ertugliflozin/Steglatro.
44. Vitamin E: use of ursodiol or high dose vitamin E >400 IU/day for at least one month
within in the last 6 months or started high dose vitamin E within last 3 months of
screening.
45. Recent (within 3 months of screening) or current use of obeticholic acid/Ocaliva,
systemic corticosteroids, methotrexate, tamoxifen, amiodarone, or long-term use of
tetracyclines.
46. Warfarin, heparin, factor Xa inhibitors (dabigatran betrixaban edoxaban, apixaban, and
rivaroxaban).
47. Concomitant medications that prolong the QT/QTc interval and are known to be
associated with increased risk of Torsade des pointes as identified in the
https://crediblemeds.org/ website list category of 'Known Risk' (Appendix B).
48. Products with cannabidiol (CBD).
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