Please elaborate on what psychological problems she had in the past and what treatment she had for that ?any medication?
Is she still taking medication?
Contact local COVID helpline and they would provide course of medication for COVID .
From your description i can note she has ongoing issues.
Combination of medication and Psychotherapy have good results in most of psychological conditions.
Next Steps
Contact local COVID helpline for medication for COVID
Health Tips
Consult a psychiatrist online for help with psychological issues