In a study that was published in June 2020 it was shown that 41% of patients with test-confirmed COVID-19 had dysfunctions of their sense of smell and 38.2% had dysfunctions of their taste. These results were based on self-reports. When objective measurements of dysfunction were used these rates were even higher. Given the prevalence of this long-term side effect, many who have recovered from COVID-19 are looking for a treatment…

Theophylline is a drug that was first used for treating asthma. It is a methylxanthine, which is a category that includes substances found in coffee, chocolate, and tea like caffeine and theobromine. However theophylline is much stronger than these substances. Research has shown that theophylline applied intranasally can help improve sense of smell for individuals with olfactory impairment. There has been renewed interest in this medication as many patients who…