A nurse is reinforcing teaching with the family of a client who is receiving palliative care for terminal cancer. Which of the following guidelines should the nurse emphasize about appropriate pain control measures?
a) Administer pain medication only when the client complains of severe pain.
b) Avoid the use of opioids due to the risk of addiction.
c) Administer pain medication on a scheduled basis, rather than waiting for the client to request it.
d) Use non-pharmacological interventions exclusively for pain control.