RASMUSSEN PHARMACOLOGY EXAM 1 QUESTIONS AND ANSWERS RATED A+

RASMUSSEN PHARMACOLOGY EXAM 1 QUESTIONS AND ANSWERS RATED A+ drugs that produce a response agonist drugs that prevent or block a response antagonist What is the therapuetic window? level of the drug between minimal effective concentration in the plasma for obtaining desired drug response and the minimal toxic concentration What is half life? The time it takes for one half of the drug concentration to be eliminated from the body is If a drug has a long half life, how often should it be taken? once per day What is a patient on two highly protein bound drugs at risk for? accumulation and toxicity What is tolerance? a decreased responsiveness over the course of therapy, which may lead to the need to increase dosages to attain the same effect What makes drugs fit into the same "Class" -related by chemical structure -work in the same way -used for the same purpose Before administering beta blockers, you should check what two vital signs? Heart rate Blood pressure Who would you not give a beta blocker to? Why? Asthmatic; bronchospasm What kind of drug is metoclopramide (Reglan) cholinergic Cholinergics do what to the body? (SLUD) Salivation Lacrimation Urination Defecation Anticholinergics do what to the body Can't see, Can't spit, Can't pee, Can't shit Symptoms of cholinergic crisis Flushing, Sweating, Nausea, Abdominal cramps What drug would you give to treat cholinergic crisis? atropine Anticholinergics are contraindicated in which clients? -coronary artery disease (Increase heart rate) -GI obstruction (constipates) -supraventricular tachycardia (increased heart rate) CNS stimulants are contraindicated in which clients? -coronary artery disease (cause vasoconstriction=heart attack) -Hypertension (additive hypertension=stroke) Most common side effects of methylphenidate (Ritalin) -irritability -insomnia -weight loss -decreased appetite