Inclusion Criteria:

• Otherwise healthy adult patients without skin conditions effecting the skin of the axilla or upper inner arm.
• Cognitive ability to evaluate wound healing, report sensory and motor deficit during examination.
• Eligible for standard of care plan for wound closure by secondary intention (normal healing without intervention).
• Adults subject aged 18-70
• Ability to give written informed consent.
• Capable of safely coming in for follow up visits on all scheduled appointments.

Exclusion Criteria:

• History of multiple sclerosis, stroke or any other diagnosed neurological disorder
• History of hypersensitivity to AMPYRA® or 4-aminopyridine
• Current use of aminopyridine medications, including other compounded 4-AP
• Suspected renal impairment based on the Choyke questionnaire.
• History of difficult compliance with timely follow up
• Patients outside the age range
• Unable to provide informed consent.
• Patients with a known history of a seizure disorder (4-AP overdose can, in selected cases, result in limited seizure activity).
• Patients with a concomitant traumatic brain injury.
• Patients unable to communicate.
• Patients unwilling to complete the study requirements.
• Patients currently taking organic cat-ion transporter 2 (OCT2) inhibitors, e.g. Cimetidine.
• Pregnancy, breastfeeding or incarcerated individuals.
• Non-English speaking
• Patients unable or unwilling to take calibrated (with gauge) photographs of their wounds