Randomized single-blind placebo-controlled study on the effect of postoperative administration of single dose ketamine after mastectomy on pain

Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions:
    Postoperative Pain
  • Age: Between 18 - 80 Years
  • Gender: Female
  • Other Inclusion Criteria:
    1) Adult women, aged 18 to 80 years old, who will undergo mastectomy. 2) Will be scheduled for elective breast surgery for oncologic indication as follows: mastectomy +/- lymph node dissection, prophylactic mastectomy, unilateral or bilateral, with reconstruction. 3) No distant metastases. 4) Subject is American Society of Anesthesiologists (ASA) physical status 1, 2, or 3.

You may not be eligible for this study if the following are true:

  • 1) Cognitive impairment (by history). 2) Past ketamine or phencyclidine misuse or abuse. 3) Schizophrenia or history of psychosis.


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