A patient receives 200 mg of a medication that has a half-life of 12 hours. How many mg of the drug would remain in the patient's body after 24 hours?
What will be an ideal response?
ANS:
50
The half-life is defined as the amount of time required for 50% of the drug to be eliminated from the body. If a patient is given 200 mg of a drug that has a half-life of 12 hours, then 50 mg of the drug would remain in the body after 24 hours.
You might also like to view...
The intrinsic coagulation pathway is activated when
a. local blood vessels constrict at the injury site. b. damaged endothelium comes into contact with circulating blood. c. tissue factor is released by injured cells. d. fibrinogen is converted to fibrin.
A patient in sickle cell crisis states that the pain is lessened when watching television. The patient's physiological response is best attributed to which of the following?
a. The perception of pain b. Nociceptor stimulation c. A negative protective reflex response d. The application of the gate control theory
An older client prescribed a transdermal morphine patch for severe chronic pain is being educated on the appropriate administration of the medication
The nurse shows an understanding of essential information regarding this route of drug admin-istration when stating: (Select all that apply.) a. "This is an effective route for delivering small doses of medication over long peri-ods of time." b. "Since you have problems with digestion, this is a good way to take your medica-tion." c. "Please show me how you would apply your patch." d. "Be careful to put the patch only on your chest but change locations with each ap-plication." e. "Be sure to avoid placing the patch on in-jured skin."
Which of the following would the nurse expect to assess in a client diagnosed with postpartum psychosis?
A) Loss of pleasure B) Failed reality testing C) Feelings of hopelessness D) Lack of energy