What happened with the lsd microdosing treatment of Alzheimer? Did it do any good? Are there any follow ups on that one? There are some articles from august of

What happened with the lsd microdosing treatment of Alzheimer? Did it do any good? Are there any follow ups on that one? There are some articles from august of last year that mention the idea, but I don't know if the trials were successful. https://www.frontiersin.org/articles/10.3389/fnsyn.2020.00034/full https://www.frontiersin.org/articles/10.3389/fnsyn.2020.0003... https://pubmed.ncbi.nlm.nih.gov/32973482/ https://pubmed.ncbi.nlm.nih.gov/32973482/