Experimental: Brief culturally adapted CBT (CaCBT) group

Participants in this group will receive the Culturally Adapted CBT (CaCBT) manual along with treatment as usual (which typically involves medication prescriptions and regular hospital visits). The manual will focus on psychoeducation, symptom management, Exposure and Response prevention (ERP), thought distraction techniques, relaxation exercises, detection of mood and thoughts, cognitive errors, changing negative thinking, behavioural activation, problem solving, improving relationships and communication skills, Thought diaries and progress diary.

No_intervention: Treatment as usual group

Participants in this group will receive only treatment as usual (TAU), which typically involves medication prescriptions and regular hospital visits. Research psychologists delivering the intervention will not be involved with participants allocated to TAU.