Preoperative Oral Morphine and Sub-Anesthetic Ketamine Co-Administration Reduce Acute Post-Mastectomy Pain

Montaser A Mohammad and Diab Fuad Hetta^*

Department of Anesthesia and Pain Management, South Egypt Cancer Institute, Assuit University, Egypt

^*Corresponding Author: Diab Fuad Hetta, Department of Anesthesia and Pain Management, South Egypt Cancer Institute, Assuit University, Egypt, Tel: +201091090009, Fax: +20882348609 Email: