Chapter 24-agents used to treat antiemetics & emetics Flashcards
The nurse understands that which of the following clients would be the most likely to misuse the drug ipecac?
an adolescent with bulimia
A client is being seen by the health care provider for a prescription medication for motion sickness. The nurse anticipates the client will be prescribed:
meclizine.-is an antihistamine used to treat motion sickness.
A pregnant client is admitted with excessive nausea and vomiting. Proactively, the nurse will place the client in what position?
side lying-This is the position of choice to prevent aspiration.
A client is receiving antiemetic therapy for a history of frequent nausea and vomiting. In caring for this client the nurse should:
monitor for fluid and electrolyte imbalances.
Prescribed is ondansetron 4 mg IV for a client with a central venous access. The pharmacy provides ondansetron 4 mg in 50 mL of D5W to infuse over 15 minutes. The nurse will program the volumetric infusion pump at:
200 mL/hr-Cross multiply X/60 min = 50 mL/15 min, which = 15X = 3,000. Divide 3,000 by 15 = 200 mL/hr, which can be administered at that rate through a CVAD (central venous access device).
The nurse should question administering promethazine to a client with a history of:
benign prostatic hypertrophy (BPH).
Promethazine can aggravate urinary retention associated with BPH.
A client is receiving chlorpromazine HCl. The nurse understands that this medication is classified as a/an:
neuroleptic.
A client receiving emetogenic chemotherapy should receive which of the following medications as a premedication?
ondansetron-This is the most common serotonin-blocking agent used as a premed for chemotherapy.
The nurse is aware of a special warning on the label of droperidol about the risk of:
sudden cardiac death
A client on chemotherapy asks the nurse why he is now prescribed aprepitant as one of his premeds. The nurse’s best response is:
“This drug is combined with your other premeds for better control of nausea.”
A client is receiving a serotonin antagonist and a corticosteroid as premedications for chemotherapy. The nurse understands these agents are used in this circumstance to:
prevent acute and delayed nausea and vomiting caused by chemotherapy.
A postoperative client is prescribed IV promethazine to treat his nausea. The nurse understands that this agent:
is not compatible with lactated Ringer’s IV solution.
: It precipitates in IV tubing containing lactated Ringer’s solution, a common postoperative solution infused in PACU (post anesthesia care unit).
A client is prescribed IV palonosetron HCl. The nurse understands the action of this agent is to:
prevent delayed nausea and vomiting related to chemotherapy.
This drug’s benefit over the other serotonin antagonists is that it has a longer half-life, making it effective in treating chemo-induced delayed nausea and vomiting.
When planning care for a client receiving treatment for vomiting, the nurse’s highest priority nursing diagnosis is:
risk for aspiration related to vomiting.
Prior to administering IV palonosetron, the nurse should:
flush the IV line with 0.9% saline.
The nurse is caring for a client with urinary retention secondary to benign prostatic hypertrophy (BPH) experiencing nausea. The nurse would question which of the following prescriptions written by the health care provider for this client?
promethazine 25 mg IV now
A client receiving chemotherapy is prescribed dolasetron mesylate 100 mg IV. The nurse plans to administer the dolasetron mesylate:
30 minutes prior to chemotherapy.
Serotonin antagonists should be administered 30 minutes prior to chemo.
Ondansetron IV is prescribed for a client. The recommended safe dose for IV ondansetron is 0.15 mg/kg/dose. What is the safe dose for a client who weighs 132 pounds?
9 mg- 132 pounds divided by 2.2 = 60 kg; multiplied by 0.15 mg = 9 mg/dose
A child weighing 21 pounds is prescribed diphenhydramine by mouth to prevent nausea associated with receiving immunizations. The recommended safe dose for diphenhydramine is 5 mg/kg/day in four divided doses. This child’s individual dose should not exceed:
12 mg/dose-21 pounds divided by 2.2 = 9.54 kg; multiplied by 5 = 47.7 mg/day; divided by 4 doses = 11.9 mg, which rounds to 12 mg/dose.
When teaching mothers of infants and small children about vomiting and diarrhea in their children, which statement by one of the mothers indicates an understanding of the teaching?
“I will take him to the pediatrician if his vomiting lasts more than 24 hours.”
Infants and children should be seen by a health care provider if vomiting or diarrhea lasts for 24 hours.
The nurse is caring for a client who is to receive chemotherapy. When the nurse notes the client does not have a prescription for premedication prior to chemotherapy, he or she should:
collaborate with the health care provider for a premedication prescription.
The client receiving a neuroleptic agent for nausea should be instructed to:
rise slowly from a reclined or sitting position.
The agents can cause orthostatic hypotension
The nurse’s priority focus when a client begins to vomit is to:
maintain a patent airway.
Promethazine should not be used with children under 2 years of age, because of the risk of:
respiratory depression
For children under 2 years of age, respiratory depression is a severe adverse effect related to promethazine.
