Consider a drug that is taken in 40 mg doses daily. Suppose that the first dose is taken when and that is measured in hours.

A.If the half-life of the drug is 6.5 hours, what fraction of the drug remains in the patient after 24 hours?
fraction =

B.Write a general expression for the amount of the drug in the patient immediately after taking the th dose of the drug.

C.Write a general expression for the amount of the drug in the patient immediately before taking the th dose of the drug (for this we only consider ).

D.What is the long-term minimum amount of drug in the patient?
Long-term minimum = mg

 

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