ELDERLY...PHARMACOKINETIC CHANGES IN THE ELDERLY Flashcards
Individualization of therapy for the elderly is essential: Each patient must be monitored for _____and _____ _____, and the regimen must be adjusted accordingly.
Desired
Adverse responses
Older patients are generally more _____to drugs than are younger adults, and they show wider individual _____.
Sensitive
Variation
Therapy for the elderly must be ______.
Individualized
Aging-related _____ _____can change drug absorption, distribution, metabolism, and (especially) excretion.
Organ decline
Aging-related organ decline can change ….
drug absorption,
distribution,
metabolism,
and (especially) excretion.
The rate of drug absorption may be _____ in the elderly,
although the extent of absorption is usually _____.
Slowed
Unchanged
Plasma concentrations of lipid-soluble drugs may be _____in the elderly.
Low
Concentrations of water-soluble drugs may be _____ in the elderly.
High
• Reduced liver function may _____drug effects in the elderly.
Prolong
• Reduced renal function, with resultant drug accumulation, is the most important cause of _____ _____ _____ in the elderly.
Adverse drug reactions
The most important cause of adverse drug reactions in the elderly is …..
• Reduced renal function
Leading to drug accumulation,
Because the degree of renal impairment among the elderly, _____ _____ should be determined for all patients taking drugs that are eliminated primarily by the kidneys.
Creatinine clearance