Aim of the study:
Psychiatric illness makes overall health weaker. Different types of Psychiatric illness causes various oral changes. The research aimed at assessing the oral health parameters among non-institutionalized psychiatric patients of private set up.

Subject or material and methods:
In this cross-sectional study 250 psychiatric patients were examined. The parameters related to psychiatric illness were documented using their medical records. A questionnaire including demographic details, oral hygiene practices, habits, occupation, and income was used. A t full mouth examination was carried out to assess oral changes, oral dryness , plaque, gingival and periodontal status.

Results:
The age of the participants ranged from 21 - 70 years with a mean age of 36 years.The majority of participants were suffering from psychiatric illness like depression, schizophrenia, mood disorders and mania respectively. Majority of the participants suffering from psychiatric illness were homemakers. This study showed a link between low income population to psychiatric illness. The participants also reported oral dryness which may be partly due to psychiatric medications. Gingival and plaque index scores showed statistically significant association to presence of psychiatric illness.

Discussion:
The present study reported different oral conditions in the psychiatric patients. The3-4 decade were affected age group

Conclusions:
Subjects with psychiatric illness were having poor oral health. Dental examination should be incorporated as a part general examination. Policymakers need to consider optimal methods of intervention for mental disorders among low-income individuals. This group of patients who are making major part of the population of the society should be attended with utmost care.