- -
INCLUSION CRITERIA:
In order to be eligible to participate in this study, an individual must meet all of the
following criteria:
- Adults 18-60 years of age with probable or definite EULAR-ACR criteria for adult or
juvenile dermatomyositis (DM, JDM).
- - Willingness to adhere to Dietary Guidelines for Americans dietary regimen, undergo
dietary coaching on weekly to biweekly basis (10 sessions), and to complete online
random reporting of dietary intake over a 6-month period.
- - Ability and willingness to comply with taking 4 study pills twice a day for 6
months.
- - Ability and willingness to wear ActiGraph device at home for 7 continuous days,
twice in the study.
- - Willingness and ability to complete and consent to study testing, including blood,
stool, and urine samples, and imaging studies.
- - Ability and willingness to complete a total of 5 study visits (screening, weeks -6,
0, 12, 24) onsite at NIH Clinical Center in Bethesda, Maryland.
- - Has the ability/transportation methods to attend on-site visits.
Willing to pay for
travel and out-of-pocket expenses.
- - Own or have reliable access to a computer, laptop or smart phone device (iPhone or
Android) with internet access, and an active email address, to complete study
consent form, online questionnaires, telehealth visits, and review online dietary
education materials and videos.
- - Must live within the United States.
- - Must read English (at least 4th grade level) and complete questionnaires in English
(forms validated in English).
Ability and willingness to complete forms online.
- - Moderately active DM/JDM defined by:
- MD global VAS with a >= 2.0 cm on a 10 cm scale and maximum value of 7.0 cm,
and.
- - At least 2 of the following criteria:
- Patient global activity >= 2 cm out of 10 cm visual analog scale (VAS).
- - MMT-8 score of <=138 out of 150.
- - Health Assessment Questionnaire disability index with a minimum value of
>= 0.50 out of 3.0.
- - Elevation of at least one of the muscle enzymes (which includes creatine
kinase (CK), aldolase, lactate dehydrogenase (LDH), ALT and AST) at a
minimum level of 1.3X the upper limit of normal.
- - Global Extramuscular disease activity score with a minimum value of >= 1.0
cm on a 10 cm VAS scale (this measure is the physician s composite
evaluation and is based on assessments of activity scores on the
constitutional, cutaneous, skeletal, gastrointestinal, pulmonary and
cardiac scales of the Myositis Disease Activity Assessment Tool (MDAAT).
- - Physician global damage and muscle damage both <= 5.0 cm/10 cm VAS.
- - If receiving prednisone and methotrexate, the dose must be stable for at least 4
weeks prior to the screening visit, and daily prednisone <= 20 mg/day.
- - Background therapy with other non-corticosteroid immunosuppressive agent, if
required, must be at a stable dose for at least 6 weeks prior to the screening
visit, except with IVIG regimen should be stable 90 days prior to the screening
visit and for rituximab, stable regimen for 4 months prior to screening.
- - If an immunosuppressive agent was discontinued prior to the screening visit, then
there must be a:
- 4-week washout for prednisone, methotrexate, and IV methylprednisolone (IV
pulse therapy)
- 6-week washout for other immunosuppressive drugs, including azathioprine,
mycophenolate mofetil, leflunomide, tacrolimus, cyclosporine, cyclophosphamide,
colchicine, and hydroxychloroquine.
- - 8-week washout for IVIG.
- - For discontinuation of biologic or targeted drug therapies or dietary
supplements, a washout prior to visit 1 (week 0) is required of 4 terminal
half-lives.
- - Half-lives of most common biologics and targeted drug therapies used in
the treatment of DM/JDM:
- Etanercept, Half-life 70 hours, Waiting period before enrollment (4
Half-lives) 12 days.
- - Adalimumab, Half-life, 14 days, Waiting period before enrollment (4
Half-lives) 60 days.
- - Rituximab, Half-life 32 days, Waiting period before enrollment (4
Half-lives) 130 days.
- - Infliximab, Half-life 9 days, Waiting period before enrollment (4
Half-lives) 36 days.
- - Abatacept, Half-life 17 days, Waiting period before enrollment (4
Half-lives) 68 days.
- - Anakinra, Half-life 6 hours, Waiting period before enrollment (4
Half-lives) 1 day.
- - Tofacitinib, Half-life 3 hours, Waiting period before enrollment (4
Half-lives) 1 day.
- - Baricitinib, Half-life 12hours, Waiting period before enrollment (4
Half-lives) 2 days.
- - Negative pregnancy test (urine or blood sample) if born female.
- - Body Mass Index (BMI) > 18 and <= 35 kg/m^2.
- - Fish intake of less than 2 servings per week on average for the past 3 months.
- - Intake of meat products (beef, lamb, pork, venison, rabbit, cow s milk or dairy
products) within 2 months of screening visit and of week 0 and have no reaction (no
shortness of breath, hives, rash, or diarrhea) within 6 hours of ingestion of these
meat products.
EXCLUSION CRITERIA:
An individual who meets any of the following criteria will be excluded from participation
in this study:
- - Polymyositis; inclusion body myositis; cancer-associated myositis, defined as the
diagnosis of myositis within 3 years of the diagnosis of cancer, except basal or
squamous cell skin cancer or carcinoma in situ of the cervix if at least 5 years
since excision.
- - Myositis in overlap with another connective tissue disease (CTD), including overlap
with inflammatory bowel disease (Crohn s disease, ulcerative colitis, celiac
disease), except patients with overlap of autoimmune thyroid disease (Hashimoto s,
Grave s Disease etc.) that is stable and controlled, with no changes in medications
over the past 3 months, will be allowed.
- - Drug- or toxin-induced myositis, including known HMG-CoA reductase
autoantibody-positive necrotizing myopathy following statin use.
- - Moderate to severely active myositis that would require initiation of another
immunosuppressive treatment.
- - Joint disease, severe calcinosis, or other musculoskeletal condition, which
precludes the ability to assess/quantitate muscle strength and function.
- - Concomitant illness that would prevent adequate patient assessment or in the
investigators opinion pose an added risk for study participants.
The investigator
may consider further evaluation or consultation if clinically indicated prior to
study enrollment:
- - Recurrent or chronic infections, including HIV, hepatitis B and C, Epstein Barr
virus, active coronavirus infection, active or recurrent gastrointestinal
infection (including Helicobacter pylori), active or recurrent skin infections
with calcinosis.
- - Disorders that would preclude accurate assessment of neuromuscular function.
- - Severe swallowing dysfunction with inability to swallow pills.
- - Patients with generalized lipodystrophy.
- - Severe cardiomyopathy or arrhythmias, including atrial fibrillation or atrial
flutter, New York Heart Association Classification III or IV for congestive
heart failure, severe interstitial lung requiring oxygen therapy,
gastrointestinal vasculopathy/ulceration or gastroparesis, renal failure
requiring dialysis, that in the investigators opinion poses an additional risk
for study participants.
- - Subjects with any acute and life-threatening condition unrelated to myositis,
such as prior sudden cardiac arrest, acute myocardial infarction, stroke,
embolism in last 3 months.
- - History of malignancy, except basal or squamous cell skin cancer or carcinoma
in situ of the cervix if at least 5 years since excision.
- - Uncontrolled hypertension with average blood pressure >= 140/90, requiring a
new anti-hypertensive medication in the past 8 weeks.
- - Psychiatric illness that precludes compliance or neuromuscular assessment,
including major psychiatric illness requiring hospitalization within the past
year and/or has had a change in depression or anxiety prescription medications
within the past 3 months (by discretion of study physician).
- - Subjects with chronic diarrhea, gastric bypass or lap-band procedures,
ostomies, bowel motility problems, irritable bowel syndrome, symptomatic
gallstones, or other conditions that could affect intestinal fat absorption.
- - Subjects with clinically diagnosed hepatic disease, including but not limited
to hepatitis, steatosis, cirrhosis.
- - Osteoporotic fracture under therapy for pain control or impacting ambulation.
- - Serum creatinine > 2.0mg/dl or eGFR less than 50 mL/min per 1.73 m^2.
- - Subjects with coagulation or bleeding disorders (such as hemophilia) or
receiving anti-platelet or anti-coagulant medications, including daily aspirin,
warfarin, or Plavix.
- - Life-threatening non-myositis illness that would interfere with the patient s
ability to complete the study.
- - Known contraindications to O3FAs, excipients or placebo contents (e.g., allergy or
known hypersensitivity to that drug or its excipients, including porcine gelatin,
allergies to fish or shellfish, tocopherols, glycerin, or corn).
Religious or
ethical reasons to not consume fish, corn and/or porcine (pork) products.
- - Participants with any of the following:
- Idiopathic anaphylaxis.
- - Known food allergies to beef, pork, lamb or other meat products, including cow
s milk and dairy products, with a history of shortness of breath, rash, or
hives within 6 hours of eating these foods.
- - Currently using O3FAs or consuming EPA/DHA in any form for the past 6 months.
- - Currently taking supplements or medications that affect lipoproteins for the past 6
months, including fish oil supplements, bile-acid sequestrants, plant sterol
supplements, PCSK9 inhibitors, fibrates, statins, or niacin.
- - Use of medications or dietary supplements that interact with O3FA per pharmacy
evaluation.
A PharmD will evaluate the patient's current medication list for
medications/supplements with the potential for interaction with O3FA.
- - No antibiotic usage in past 3 months, as well as no usage of anti-virals,
antifungals, anti-parasitics in past 3 months (except antimalarials and Paxlovid or
other COVID-19 anti-viral therapy allowed).
- - Subjects being treated with tamoxifen, estrogens or progestins that have not been
stable for > 4 weeks.
- - Uncontrolled diabetes with HgbA1C > 8 or hospitalization in past 6 months for
diabetes.
- - Uncontrolled hyperlipidemia with TC > 400 mg/dL, TG >150mg/dL.
- - Currently on a weight-loss program.
- - Has experienced a weight change (gain or loss) of greater than 15 pounds or greater
than 20 percent in the past 3 months.
- - Currently taking a GLP-1 receptor agonist medication.
- - No restrictive dietary habits per discretion of the study team.
- - Current use of medications or dietary supplements for weight or appetite control,
including laxatives or diarrheal inhibitors within the past 4 weeks.
- - History of eating disorder.
- - Initiation of an exercise program within 4 weeks of screening visit.
- - Known or suspected history of drug or alcohol abuse within the past 6 months as
determined by the medical record or patient interview.
- - Blood donation in the last 6 weeks or planned blood donation during study or
requiring regular blood transfusion.
- - Pregnant females or nursing mothers within past 3 months, or those planning to get
pregnant during the next 9 months.
- - Low total WBC < 2000, platelets < 100,000/mm3; hemoglobin < 9.5 gm/dl.
- - Vitamin D level < 20 ng/ml (at screening visit - necessitates addition of supplement
and re-screen after minimum of 8 weeks).
- - Subjects with TSH levels greater than 1.5X upper limit of normal or clinical
evidence of hypothyroidism (at screening visit- necessitates addition of supplement
and re-screen after minimum of 8 weeks).
- - Participants with severe claustrophobia.
- - History of or anticipated poor non-cooperation with study requirements.
- - Participation in another clinical experimental therapeutic study within 30 days of
screening visit or during the study.
- - Hospitalization within past 30 days (other than for routine infusions).
- - Prisoners or subjects who are involuntarily incarcerated.
- - Resident of a nursing home, ward of the state, or institutionalized during any part
of the study period.
- - Persons with decisional incapacity/cognitive impairment.
- - Any history or evidence of severe illness or any other condition that would make the
patient, in the opinion of the investigator, unsuitable for the study.
- - Participants who do not complete the ASA24 within 4 calendar of screening will be
excluded from the protocol.
Additionally, participants will be excluded if their
energy intake from the ASA24 is above or below established cut-off values for age
and gender based on the 5th and 95th percentile of energy intakes from National
Health and Nutrition Examination Survey (NHANES) data. Cut-off values for exclusion
are <600 kcal or >4400 kcal for women and <650 kcal and >5700 kcal for men.