> where the psychologist practices Cognitive Behavioral Therapy (as CBT is the only government-approved therapy), which has no affect
CBT is a short form therapy, normally about 8 weeks.
Do not use brief psychological interventions of less than 3 months. https://www.nice.org.uk/donotdo/do-not-use-brief-psychologic...
> Alice's psychiatrist puts her on quetiapine.
Antipsychotic drugs should not be used for the medium- and long-term treatment of borderline personality disorder. https://www.nice.org.uk/donotdo/antipsychotic-drugs-should-n...
> The psychiatrist moves her to lithium.
Drug treatment should not be used specifically for borderline personality disorder or for the individual symptoms or behaviour associated with the disorder (for example, repeated self-harm, marked emotional instability, risk-taking behaviour and transient psychotic symptoms). https://www.nice.org.uk/donotdo/drug-treatment-should-not-be...
What Alice probably needs is a long form talking therapy. Have a look at Meeting the Challenge, Making a Difference for more information: http://www.crisiscareconcordat.org.uk/inspiration/meeting-th...