A doctor prescribes a 500-mg antibiotic tablet to be taken every eight hours. Just before each tablet is taken, 20% of the drug remains in the body. (a) How much of the drug is in the body just after the second tablet is taken

Anurse is providing teaching to a client who has a gastric ulcer and a new prescription for ranitidine. which of the following statements by the client indicates an understanding of the teaching? a. “i can take two aspirin to treat headaches.” b. “i should avoid dairy products when taking this medication.” c. “i can expect fine hand tremors when taking this medication.” d. “i should not take an antacid within 1 hour of taking this medication.”