Aim: The aim of the present study was to assess the level of knowledge of diabetic patient regarding hypoglycaemia and to find out the association between the levels of knowledge of diabetic patient on hypoglycaemia with their selected demographic variable.

Methods: An institution-based, descriptive, cross-sectional study was conducted among 100 sampled diabetic patients admitted to medicine ward and visiting endocrinology OPD who were selected through purposive sampling technique.

Results: Out of 100 samples, a majority (55%) of them was in the age group above 40% years, and 51% of them were female. Regarding educational status, 47% had obtained primary level of education, remaining 8% of them had completed above secondary level of education, and most of them 34% were unemployed, majority 45% of them had an earning income between (Rs. 5000-9000). Maximum 92% of them follows Hinduism, 75% of them had have diabetes mellitus with duration between 1-10 years, with the insulin therapy contributes 10% with twice a day and remaining 2% of them were on once a day. Regarding symptoms, nearly 70% of the sample had experienced hypoglycemic. More than half of the sample 60% had a dietary pattern of 3 times a day. More than half of the samples 52% of them had fair knowledge on hypoglycemia and 25% of them were having good knowledge and the remaining 23% of them had poor knowledge regarding hypoglycemia respectively with the overall mean and SD 35.5±14.34.

Conclusion: The study's findings highlighted the fact that most diabetes mellitus patients had a fair understanding of hypoglycemia. The health care personnel should also take time and efforts to educate patients about the sign of hypoglycemia. So that hypoglycemic episodes and morbidity could be reduced or prevented at primordial level.