1
Pharm Final Questions and Answers
(100% Correct Answers) Already
Graded A+
Calculate half life: Acetaminophen 325mg (half life 2 hrs) Ans:
325mg at the start when taken
© 2026 Assignment
After 2 hours, there will be 162.5mg left in body (divide 325/2)
Guru01 - Stuvia
Expert
After 4 hours, 80 mg left and so onCalculate half life:
Calculate half life: Zofran 50mg with a 12 hr half life Ans:
Initial: 50 mg
After 12 hours---25mg
After 24 hours---12.5mg
After 36 hours-- 6.25mg
After 48 hours---3.125mg
After 60 hours--- 1.56mg
So on
Over the counter meds considerations Ans: Could mask signs
and symptoms of underlying prob
MUST DO med reconciliation (less than 24 hrs)
, 2
OTC+prescriptions=potential probs
Educate patient to follow directions- just cuz OTC does not
mean it is not dangerous
Pharmacokinetics Ans: how body acts on drug shows adverse
effects of drug; helps guide nurse care
Drug jobs Ans: replace, increase, depress, or interfere
© 2026 Assignment
Metabolism of drugs Ans: LIVER metabolizes; first pass effect
in the stomach/small intestine; CP450 system enhances
metabolism of other drugs
Guru01 - Stuvia
Expert
Half-life Ans: time it takes for drug to decrease by half in the
body; affected by absorption, distribution, metabolism, and
excretion
Factors that affect drug effects include: Ans: weight, age,
gender, physiological factors (endocrine, electrolytes),
pathological factors (liver/kidney disease), genetic factors,
immunological factors, psychological factors (patients attitude
toward drug), environmental factors (weather, temps),
tolerance(naive patients need lower starting doses; tolerant
patients need higher doses to reach therapeutic effects),
accumulation (check if meds were taken before arrival to
hospital, careful with double dosing), and interactions
Drug to drug assessment Ans: ask about OTC and herbal
meds; educate what meds to avoid with current drugs; more
meds present= higher risk of drug interactions
Superinfections occur when Ans: he body's normal flora is
destroyed
, 3
ex)C. Diff, thrush, vaginitis
Sx include fever, diarrhea, or vaginal discharge
Antibiotics and probiotics may be given
Encourage mouth and skin care, hydration, contact isolation
may be needed
Safe medication administration Ans: Speak to pt in
© 2026 Assignment
understandable language
Guru01 - Stuvia
EDUCATE
Expert
Assess allergies and reaction
Follow drug assess parameters (heparin, vanco, dig)
Time sensitive meds: antibiotics, pain meds, parkinsins
Assess if drug is appropriate (resps at 7 and morphine is
due=no go)
Follow med rights: right med, dose, route, time, patient,
assessment, refusal, documentation
If med errors happens, report, and tell charge and watch
patient
If med error almost happens still report
KNOW what the med is for
Pharm Final Questions and Answers
(100% Correct Answers) Already
Graded A+
Calculate half life: Acetaminophen 325mg (half life 2 hrs) Ans:
325mg at the start when taken
© 2026 Assignment
After 2 hours, there will be 162.5mg left in body (divide 325/2)
Guru01 - Stuvia
Expert
After 4 hours, 80 mg left and so onCalculate half life:
Calculate half life: Zofran 50mg with a 12 hr half life Ans:
Initial: 50 mg
After 12 hours---25mg
After 24 hours---12.5mg
After 36 hours-- 6.25mg
After 48 hours---3.125mg
After 60 hours--- 1.56mg
So on
Over the counter meds considerations Ans: Could mask signs
and symptoms of underlying prob
MUST DO med reconciliation (less than 24 hrs)
, 2
OTC+prescriptions=potential probs
Educate patient to follow directions- just cuz OTC does not
mean it is not dangerous
Pharmacokinetics Ans: how body acts on drug shows adverse
effects of drug; helps guide nurse care
Drug jobs Ans: replace, increase, depress, or interfere
© 2026 Assignment
Metabolism of drugs Ans: LIVER metabolizes; first pass effect
in the stomach/small intestine; CP450 system enhances
metabolism of other drugs
Guru01 - Stuvia
Expert
Half-life Ans: time it takes for drug to decrease by half in the
body; affected by absorption, distribution, metabolism, and
excretion
Factors that affect drug effects include: Ans: weight, age,
gender, physiological factors (endocrine, electrolytes),
pathological factors (liver/kidney disease), genetic factors,
immunological factors, psychological factors (patients attitude
toward drug), environmental factors (weather, temps),
tolerance(naive patients need lower starting doses; tolerant
patients need higher doses to reach therapeutic effects),
accumulation (check if meds were taken before arrival to
hospital, careful with double dosing), and interactions
Drug to drug assessment Ans: ask about OTC and herbal
meds; educate what meds to avoid with current drugs; more
meds present= higher risk of drug interactions
Superinfections occur when Ans: he body's normal flora is
destroyed
, 3
ex)C. Diff, thrush, vaginitis
Sx include fever, diarrhea, or vaginal discharge
Antibiotics and probiotics may be given
Encourage mouth and skin care, hydration, contact isolation
may be needed
Safe medication administration Ans: Speak to pt in
© 2026 Assignment
understandable language
Guru01 - Stuvia
EDUCATE
Expert
Assess allergies and reaction
Follow drug assess parameters (heparin, vanco, dig)
Time sensitive meds: antibiotics, pain meds, parkinsins
Assess if drug is appropriate (resps at 7 and morphine is
due=no go)
Follow med rights: right med, dose, route, time, patient,
assessment, refusal, documentation
If med errors happens, report, and tell charge and watch
patient
If med error almost happens still report
KNOW what the med is for
