Answer:
5 tablets are needed for the entire prescription.
Explanation:
Given that a physician prescribed Skelaxin 400 mg tid 10 days for back pain, and the available strength is Skelaxin 800 mg scored tablets, the following calculation must be performed to determine how many tablets are needed for the entire prescription:
400 x 10 = 4,000
800 x X = 4,000
4,000 / 8 = X
5 = X
Therefore, 5 tablets are needed for the entire prescription.