Danielle L.

asked • 09/03/16# Pharmaceutical Formulas

Melissa is 4 years old and weighs 50 pounds. She is prescribed an antibiotic to treat a throat infection. The regular adult dosage is 200 mg per day. What is the dosage that Melissa should receive?

Multiple Choice

33 mg

66 mg

99 mg

111 mg

More

## 1 Expert Answer

Kenneth S. answered • 09/03/16

Tutor

4.8
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Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018

ASSUMING THAT DOSAGE SHOULD BE PROPORTIONAL TO WEIGHTS...

x/50 lbs = 200 mg/weightoftypicaladult but you should see that the denominator on the right side is itself subject to variation, and therefore this is a risky calculation. Therefore POOR PROBLEM.

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Mark M.

09/03/16