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A 50-year-old male client is to receive chemotherapy. The physician's orders include antiemetics. When planning his care, the nurse should take into consideration that antiemetics are best administered in the following way:
Correct Answer: B
Explanation/Reference: Explanation: (A) Nausea is more difficult to control if antiemetics are withheld until nausea is experienced. (B) Antiemetics should be given prophylactically at the beginning of chemotherapy and continued on an around-the-clock basis to prevent nausea. (C) Combinations of antiemetics give the best control for nausea by blocking various causes of nausea induced by chemotherapy. (D) Antiemetics should be given around the clock during the course of chemotherapy. This prevents nausea from developing and prevents anticipatory nausea during subsequent chemotherapy administrations.