(-)- Epicatechin Becker Muscular Dystrophy

Inclusion criteria

• Prior participation in UCD0113 BMD epicatechin pilot study
• Male
• Age 18 years to 70 years
• Average to low daily physical activity
• Ability to ambulate for 75 meters without assistive devices
• Diagnosis of BMD confirmed by at least one the following:
• Dystrophin immunofluorescence and/or immunoblot showing partial dystrophin deficiency, and clinical picture consistent with typical BMD, or
• Gene deletions test positive (missing one or more exons) of the dystrophin gene, where reading frame can be predicted as 'in-frame', and clinical picture consistent with typical BMD, or
• Complete dystrophin gene sequencing showing an alteration (point mutation, duplication, or other mutation resulting in a stop codon mutation) that can be definitely associated with BMD, with a typical clinical picture of BMD, or
• Positive family history of BMD confirmed by one of the criteria listed above in a sibling or maternal uncle, and clinical picture typical of BMD.
• Hematology profile within normal range
• Baseline laboratory safety chemistry profile within normal range
• No plan to change exercise regimen during study participation
• Nutritional, herbal and antioxidant supplements taken with the intent of maintaining or improving skeletal muscle strength or functional mobility have been discontinued at least 2 weeks prior to screening (daily multivitamin use is acceptable).

Exclusion criteria

• Currently enrolled in another treatment clinical trial.
• History of significant concomitant illness or significant impairment of renal or hepatic function.
• Use of regular daily aspirin or other medication with antiplatelet effects within 3 weeks of first dose of study medication.
• Regular participation in vigorous exercise.
• Symptomatic heart failure with cardiac ejection fraction <25%