Efficacy of Gabapentin for Post-Covid-19 Olfactory Dysfunction

Inclusion Criteria: * Men and women between the ages of 18 and 65 years * Residing within the states of Missouri or Illinois * Clinically diagnosed or subjective olfactory dysfunction (anosmia, hyposmia, or parosmia) of 3 months duration or longer diagnosed within 2 weeks of Covid-19 infection * UPSIT score consistent with diminished olfactory function (score ≤ 33 in men and ≤ 34 in women). * Willing to respond daily to study surveys, preferably through smartphone with unlimited texting plan * In possession of ALL 7 household items: soap, burnt candle, peanut butter, herb, garlic, lemon, and coffee Exclusion Criteria: * Clinically diagnosed olfactory dysfunction secondary to genetic abnormalities or congenital dysfunction, trauma, non-Covid-19 viral infection, nasal polyps, neurodegenerative disorders * Current use of: azelastine, bromperidol, orophenadrine, oxomemazine, kratom, paraldehyde, or thalidomide * History of addiction to alcohol, cocaine, or opioids * Impaired renal function, myasthenia gravis, or myoclonus * Severe allergy to peanuts * Pregnancy or attempting pregnancy during study participation * Inability to participate in virtual trial due to lack of access to the internet or unlimited text messaging; inability to comprehend or use English language * Availability less than 6 months from time of enrollment * Residency in states other than Missouri or Illinois.