Inclusion Criteria:  Patients above the age of 18 years Patients undergoing open and laparoscopic elective, CDC class I & II surgeries  Exclusion Criteria:  Patients exhibiting hypersensitivity reaction to ceftriaxone Patients who are immunocompromised (retroviral disease and corticosteroid use) Patients not consenting to be a part of this study Pregnancy Febrile illness or leucocytosis at the time of surgery Planned for staged/multiple interventions during the hospital stay (endoscopies, image-guided biopsies etc) Patients with a possible septic focus distant from the surgical site such as diabetic foot ulcers.