Inclusion Criteria:  Age 18 years of age or older who can provide informed consent. Persons who have been diagnosed with COVID-19 and now in post-acute recovery phase. Persons who are in care with access to primary care for post COVID infection or PACS. Ability to read and write in the English language and follow study-related procedures. Ability to have mail/ study drug delivered to an address and/or P.O. Box in the recipient's name. Ability to participate in telemedicine visits/communication. If a woman of childbearing age, willing to use a dual method of contraception (barrier and/or hormonal).  Exclusion Criteria:  Active illicit or non-prescribed drug use. Concomitant use of benzodiazepines. Concomitant use of an immune suppressant agent, e.g., prednisone. Documented history and active treatment for seizure disorder. Transaminase elevation. Active autoimmune disorder. Hepatitis C infection (currently on therapy and/or any transaminitis elevation). Hepatitis B infection (currently on therapy and/or any transaminitis elevation). Human Immune Deficiency Virus (HIV-1 or HIV-2) infection that is newly diagnosed or untreated. Any form of mental impairment that will/could hinder safe participation in the study. Pregnancy or breast-feeding. Any condition that in the opinion of the investigator would be harmful or detrimental to the participant.