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Describe the major characteristics and actions of antihistamines. What is a difference between first and second generation of antihistamines?
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- Why is the use of first-generation H1-antihistamines discouraged in clinical practice today?Describe the mechanism of action of antiretrovirals?Each statement describes a phase of pharmacokinetics. Put the statements in order, with 1 indicating the phase that occurs first and 4 indicating the phase that occurs last. a )Enzymes in the liver transform the drug into an inactive metabolite. b) Drug metabolites are secreted through passive glomerular filtration into the renal tubules. c )A drug binds to the plasma protein albumin and circulates through the body. d) A drug moves from the intestinal lumen into the mesenteric blood system
- In pharmacology, which drug classification is associated with the inhibition of acetylcholinesterase enzyme activity? a) Beta-blockers b) Anticholinergics c) Angiotensin-converting enzyme (ACE) inhibitors d) Loop diuretics.what are essential drugs? defineWhich is a common anticoagulant medication? a) Lisinopril b) Metformin c) Warfarin d) Atorvastatin
- HO Acetaminophen is prescribed more frequently in hospitals than aspirin is due to the fact that acetaminophen is NOT IZ CH3 A) An anticoagulant B) An antipyretic C) An anti-inflammatory D) Synthetic"An obese man was prescibed the lipophilic drug phenobarbital for treatment of seizures. He noticed that it took time before his seisures stopped. What pharmacokinetic parameter increased? How did this affect the time till steady state? B) The patient is noncompliant. A) Clearance; shorter time till steady state ☐ ▪ B) half-life; longer time till steady state. C) half-life; shorter time till steady state. ▪ True or False: hepatic enzyme activity is dependent on age. Therefore, concentration of drugs with High EH are affected A)T B)F Match the drug type with the condition that affects clearance of the drug: A) Low EH drug B) High EH drug 1) Heart failure 2) Liver diseaseWhat signifies the pharmacodynamic phase when taking acetaminophen (Tylenol) for a headache? Group of answer choices a)breakdown of the tablet form b)relief of headache c)binding of acetaminophen to plasma proteins d)passing of the drug through the kidneys
- When a patient is receiving long-term NSAID therapy, which drug may be given to prevent the serious gastrointestinal adverse effects of NSAIDs?a )misoprostol (Cytotec)b) metoprolol(Lopressor)c) metoclopramide(Reglan)d) magnesium sulfateDescribe the mechanism of action of a “statin” drug. What are some of the complications that could occur from administration of a “statin” drug?Describe the effects of a class of pharmaceuticals called the statins on patients.