Congress has the power to impeach him and remove him from office. Of course, like the last 10 or so war criminal presidents of the U.S., they don't. Likewise, the courts have the power to neuter his presidency - and had the power to put him in prison - but don't, and didn't.
The precise reason why the solution has always been total system replacement. From within or without.
5-HT2A serotonin agonists like psilocybin are known to induce neuroplastic changes - this is most evident to users in the form of rapid cognitive schema formation (since we actually experience that happening), but it stands to reason that it happens throughout the nervous system.
https://www.researchgate.net/publication/45695149_The_Neurobiology_of_Psychedelic_Drugs_Implications_for_the_Treatment_of_Mood_Disorders
https://www.frontiersin.org/journals/psychiatry/articles/10.3389/fpsyt.2021.724606/full
It's definitely unfortunate that there was such a backlash against this research in the 60s/70s.