Patients Level III or greater on the American Society of Anesthesiologists (ASA) physical status classification system (as determined by the anesthesiologist)
Patients with chronic conditions that would limit our ability to develop the study according to objectives, such as neurodevelopmental conditions preventing patients from understanding the Oucher tool
Hepatic or renal disease
cardiac disease
active infection
diabetes mellitus
sickle cell disease
known coagulation disorders
pre- operative treatment with anti-emetics, steroids, or analgesics
Acetaminophen allergy or already receiving acetaminophen within 24 h of surgery
Complicating health factors precluding the use of opioids or acetaminophen
any other factors which would interfere with pain assessment and management
Patients weighing more than 30 kg that would exceed maximum dexamethasone dose
Patients who live without a home telephone
patient living without parental supervision.

NCT03323047_exc_T1
Measurement
American Society of Anesthesiologists (ASA) physical status
NCT03323047_exc_T2
Value
Level III or greater
NCT03323047_exc_T3
Condition
chronic conditions
NCT03323047_exc_T4
Condition
neurodevelopmental conditions
NCT03323047_exc_T5
Observation
understanding the Oucher tool
NCT03323047_exc_T6
Condition
preventing
NCT03323047_exc_T7
Observation
limit our ability to develop the study according to objectives
NCT03323047_exc_T8
Scope
neurodevelopmental conditions preventing patients from understanding the Oucher tool
NCT03323047_exc_T9
Condition
renal disease
NCT03323047_exc_T10
Condition
patic o sease
c
NCT03323047_exc_T11
Condition
cardiac disease
NCT03323047_exc_T12
Condition
infection
NCT03323047_exc_T13
Qualifier
active
NCT03323047_exc_T14
Condition
diabetes mellitus
NCT03323047_exc_T15
Condition
sickle cell disease
NCT03323047_exc_T16
Condition
coagulation disorders
NCT03323047_exc_T17
Drug
analgesics
NCT03323047_exc_T18
Drug
steroids
NCT03323047_exc_T19
Drug
anti-emetics
NCT03323047_exc_T20
Temporal
pre- operative
NCT03323047_exc_T21
Procedure
treatment
NCT03323047_exc_T22
Scope
anti-emetics, steroids, or analgesics
NCT03323047_exc_T23
Drug
Acetaminophen
NCT03323047_exc_T24
Condition
allergy
NCT03323047_exc_T25
Drug
acetaminophen
NCT03323047_exc_T26
Temporal
within 24 h of surgery
NCT03323047_exc_T27
Condition
precluding
NCT03323047_exc_T28
Drug
opioids
NCT03323047_exc_T29
Drug
acetaminophen
NCT03323047_exc_T30
Condition
Complicating health factors
NCT03323047_exc_T31
Scope
opioids or acetaminophen
NCT03323047_exc_T32
Condition
interfere
NCT03323047_exc_T33
Procedure
pain assessment
NCT03323047_exc_T34
Procedure
management
NCT03323047_exc_T35
Condition
other factors
NCT03323047_exc_T37
Scope
pain assessment and management
NCT03323047_exc_T38
Measurement
weighing
NCT03323047_exc_T39
Value
more than 30 kg