Methylprednisolone in Patients with Cognitive Deficits in Post-COVID-19 Syndrome (PCS)

The treatment period consists of six weeks of daily intake of either Methylprednisolone or placebo (depending on randomization), followed by an additional six weeks of daily intake of open-label Methylprednisolone. During the study, follow-up assessments will be conducted at two points: at week 8 and week 20 from the start of each treatment phase.