After an initial treatment with a medicated shampoo for head lice, when should the nurse instruct the patient to complete a repeat application of the shampoo?
a. 24 hours later
b. 72 hours later
c. 7 to 10 days later
d. 2 weeks later
C
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A A repeat treatment 24 hours later would be too soon.
B A repeat treatment 72 hours later would be too soon.
C A repeat application of medicated shampoo to treat head lice is required 7 to 10 days later, to ensure that surviving eggs are destroyed.
D A repeat treatment 2 weeks later is too long to wait.
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