Table 1.

The summary of possible treatments according to the teams led by Pitt [92], Davis [90], Tölle [104], Wright [97], Müler [43], and Satoh [102]

No	The possible therapy	Results
1	Low-dose naltrexone	The immune modulatory effect
2	Anticoagulants	Reducing the vascular disease progression
3	apheresis	Promising effects but rather expensive
4	Supplements (e.g., coenzyme Q10 and d-ribose)	Most of the studies may require further data
5	Physical activity	Very mixed effects and not recommended in the majority of patients
6	Antiviral Paxlovid	As long COVID treatment decreases disease progression
7	Amino adamantanes (amantadine and memantine)	Alleviation or even cure post-COVID neurodegenerative complications
8	Polyphenolic compounds from rosemary extract	Anti-inflammatory functions with neuroprotective effect