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Phase 2 N=205 Randomized Quadruple-blind Treatment

Vitamin E and DHA-EE on NAFLD - Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Clinical Trial (PUVENAFLD)

Non-Alcoholic Fatty Liver Disease · Non-Alcoholic Fatty Liver · Non-Alcoholic Steatohepatitis

Enrolled (actual)
205
Serious AEs
1.0%
Results posted
May 2023
Primary outcome: Primary: Change in Hepatic Fat Fraction [%] Between of Vitamin E and DHA EE vs Placebo — -6.8; -8.2 Percentage of liver fat

Study Design & Population

Study type
Interventional
Phase
Phase 2
Interventions
Vitamin E [(all-rac)-α-tocopheryl acetate] (Dietary_supplement); Omega-3 fatty acid (DHA EE) (Dietary_supplement); Omega-3 fatty acid (DHA EE) & Vitamin E [(all-rac)-α-tocopheryl acetate] (Combination_product); Placebo (Other)
Age
Adult, Older Adult · 18+ yrs
Sex
All
Sponsor
Naga P. Chalasani
Primary completion
Sep 2022

Outcome Measures

OutcomeResultp-value
PRIMARY
Change in Hepatic Fat Fraction [%] Between of Vitamin E and DHA EE vs Placebo
-6.8; -8.2
SECONDARY
Change in Hepatic Fat Fraction [%] Between Vitamin E vs Placebo Arm
-10.4; -8.2
SECONDARY
Change in Hepatic Fat Fraction [%] Between DHA EE vs Placebo Arm
2.2; -8.2
SECONDARY
Change After 6 Months of DHA EE and/ or Vitamin E Intervention in the Anthropometric Measure, Waist Circumference.
0.8; -0.5; -0.2; 0.8
SECONDARY
Change After 6 Months of DHA EE and /or Vitamin E Intervention in the Anthropometric Measure, Bodyweight.
0.4; 0.5; 0.0; -0.0
SECONDARY
Change After 6 Months of DHA EE and/ or Vitamin E Intervention in the Anthropometric Measure, Waist-to-hip Ratio .
0.0; -0.0; 0.0; -0.0
SECONDARY
Change After 6 Months of DHA EE and/ or Vitamin E Intervention in the Anthropometric Measure, Body Mass Index (BMI)
0.1; 0.2; -0.0; -0.0
SECONDARY
Change in Insulin Levels to Determine Insulin Resistance
4.7; -5.7; 9.9; 4.3
SECONDARY
Change in Liver Enzymes (ALT) in the DHA EE and /or Vitamin E Intervention Over a 6 Month Period.
-4.6; -16.7; 7.0; -6.8
SECONDARY
Change in Liver Enzymes (AST) in the DHA EE and /or Vitamin E Intervention Over a 6 Month Period.
-1.4; -6.4; 2.9; -2.8
SECONDARY
Change in Liver Enzymes Bilirubin in the DHA EE and /or Vitamin E Intervention Over a 6 Month Period.
0.1; -0.0; -0.0; 0.1
SECONDARY
Liver Enzymes Alkaline Phosphatase in the DHA EE and /or Vitamin E Intervention Over a 6 Month Period.
-4.1; -0.4; 1.1; 2.5
SECONDARY
Change in Fibrosis-4 (FIB-4) Score
-0.1; -0.2; -0.1; -0.0
SECONDARY
Change in Plasma Vitamin E Concentration
6972; 9949; 480.9; 148.0
SECONDARY
Change in Plasma DHA EE Concentration
41.6; 0.6; 52.8; -2.6
SECONDARY
Change in Lipid Profile (HDL-C)
1.7; 0.0; 2.4; 0.5
SECONDARY
Change in Lipid Profile (Low Density Lipoprotein (LDL-C))
9.9; 2.1; 19.4; 5.1
SECONDARY
Change in Lipid Profile (Triglycerides)
-23.1; 2.0; -6.6; -21.4
SECONDARY
Change in Lipid Profile (Oxidized LDL)
4.1; 5.3; 4.6; 0.5
SECONDARY
Change in Health Related Quality of Life Score (Short Form (SF-36))
-0.4; -1.9; 2.3; 0.5; 0.5; 4.6
SECONDARY
Change in Dietary Intake Levels of Long-chain Polyunsaturated Fatty Acids (LC-PUFA ) (i.e. DHA and EPA) as Measured by the Food Frequency Questionnaire (FFQ)
2.3; 4.4; -0.7; -1.6; 0.7; 2.4
SECONDARY
Change in Inflammatory Markers (Cytokeratin 18 (CK-18))
-17.7; -26.8; 37.3; 61
SECONDARY
Change in Inflammatory Markers (IL-1β)
0.0; -0.1; 0.2; -0.4
SECONDARY
Change in Inflammatory Markers (TNFα)
-1.3; -0.2; -0.3; -0.5

Summary

Multicenter, randomized, double-blinded, placebo-controlled clinical trial is focused on novel treatments for non-alcoholic fatty liver disease (NAFLD), the most common cause of chronic liver disease. The primary objective of the study is to determine the clinical efficacy and safety of Vitamin E [(all-rac)-α-tocopheryl acetate] and Omega-3 fatty acid (DHA EE) compared to placebo on reducing liver fat content in participants with NAFLD. There is currently no approved drug treatment for NAFLD or NASH. While several new targets are being evaluated, they are not sufficiently powered to provide definitive data. There is, therefore, a need for well-designed, appropriately powered efficacy (phase 2) trials to define the utility of newer therapies for NAFLD. The combination of Vitamin E and DHA may provide optimal benefit for patients with NAFLD due to their associated mechanisms of action, namely Vitamin E's antioxidant action, preventing lipid oxidation of long-chain fatty acids such as DHA and thus preventing the propagation of free radicals and ROS.

Eligibility Criteria

Inclusion Criteria

  • Male or female gender
  • ≥18 years of age
  • A new diagnosis or reconfirmation of previously known fatty liver by imaging (ultrasound or CT or MRI), or by liver biopsy within ≤ 4 years
  • Fibroscan CAP score >300db
  • Hepatic fat fraction ≥12% by MRI PDFF
  • ALT≥ 40 U/L
  • eGFR/Creatinine Clearance ≥ 60ml/min
  • Participants with previously diagnosed Type 2 diabetes (up to 50% of sample): they must either be taking anti-diabetic medications, or their fasting (>10 hours) glucose must be ≥ 100 mg/dL at the time of screening
  • Stable weight (±5%) for at least 3 months
  • Subjects willing and able to give written informed consent and to understand, to participant and to comply with the clinical study requirements.

Exclusion Criteria

  • Evidence of alternative causes of hepatic steatosis or other forms of chronic liver disease, e.g. Hep.B, Hep.C
  • Evidence of acute Hepatitis A
  • Serum ALT or AST ≥ 250 U/L
  • Serum Alkaline Phosphatase > 2 ULN
  • Total bilirubin > 2 ULN in the absence of Gilbert's Syndrome [In patients with Gilbert's Syndrome, direct bilirubin must not exceed 2 ULN]
  • HbA1c≥9.5%
  • Decompensated acute or chronic liver disease
  • Clinical, imaging or histological evidence of cirrhosis
  • Use of anti-NASH drugs (e.g. thiazolidinediones) in the 3 months prior to randomization
  • Use of a non-stable dose of statins or fibrates in the 3 months prior to randomization
  • Use of fish oil, algal oil or Krill oil supplements, drugs or foods fortified with omega-3s in the 2 months prior to randomization (>200mg DHA/d and/or >60mg EPA/d by FFQ)
  • Known intolerance to vitamin E or DHA
  • Malabsorption of Vit E (e.g. due to steatorrhea, chronic pancreatitis, severe cholestasis)
  • Vitamin E supplementation of greater than 100 IU/day in the 3 months prior to randomization
  • History of bariatric surgery (jejunoileal bypass or gastric weight loss surgery) or currently undergoing evaluation for bariatric surgery
  • History of biliary diversion
  • Known positivity for antibody to Human Immunodeficiency Virus (HIV)
  • Patients with coagulopathy (PT ≥3 sec.from ULN), thrombocytopenia ( 21 drinks (1 drink= 12 oz regular beer, or 5 oz wine, or 1.5 oz distilled spirits) per week in men and > 14 drinks per week in women as per subject self-report as part of medical history.
  • Active substance abuse, such as oral, inhaled or injected illicit drugs (except marijuana), in the year prior to screening
  • Women of childbearing potential: positive pregnancy test during screening or at randomization or unwillingness to use an effective form of birth control during the trial
  • Women who are breastfeeding
  • Any other condition which, in the opinion of the investigator would impede compliance or hinder completion of the study
  • Subjects who are enrolled in an interventional clinical study or have received an investigational new drug or product within the last 30 days prior to screening
  • Participants diagnosed with type 1 diabetes
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT04198805). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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