Factors associated with proper practices related to treatment adherence include adequate knowledge about caring fo r patients with schizophrenia, family income at normal level or above, and caring fo r patients having been treated for more than 5 years. Conclusion: The study suggests the importance o f interventions aimed to enhance knowledge and practice among primary caregivers in supporting treatmentadherence o f patients w ith schizophrenia, especially fo r those from low-income family and having short-time experience o f care.