Scheda di esercizi di Farmacologia con soluzioni

Amphotericin B is used mainly for:

1. ABacterial urinary tract infections
2. BMild athlete's foot
3. CSerious systemic fungal infections
4. DInfluenza in older people

How does tamsulosin improve urine flow in benign prostatic hyperplasia?

1. AIt blocks alpha-1 receptors and relaxes prostate smooth muscle
2. BIt shrinks the prostate gland over months by blocking testosterone
3. CIt increases urine production in the kidney
4. DIt contracts the bladder muscle

After chemotherapy, what is the "nadir"?

1. AThe point when blood cell counts are at their lowest
2. BThe time when nausea is worst
3. CThe point when the tumour is at its smallest after treatment
4. DThe day the drug is given

How should oral potassium chloride tablets be taken?

1. AWith food and plenty of water, swallowed whole if slow-release
2. BOn an empty stomach with only a small sip of water, then lie down
3. CLying down straight after the dose
4. DCrushed and dissolved under the tongue

1000 mL of IV fluid is to be given over 8 hours with a pump. What rate should be set?

1. A125 mL/h
2. B80 mL/h
3. C100 mL/h
4. D250 mL/h

Perché la doxiciclina non va assunta contemporaneamente a latte o antiacidi?

1. AL'associazione causa una grave stitichezza
2. BGli antiacidi la trasformano in un composto tossico
3. CIl latte ne accelera la degradazione nel fegato inducendo gli enzimi
4. DIl calcio e altri ioni metallici la legano e ne riducono l'assorbimento

A nurse calculates a child's dose and finds it is ten times higher than the usual range in the drug reference. What should the nurse do?

1. AGive half the dose as a compromise
2. BGive the dose, because the prescriber is responsible for the order
3. CGive one tenth of the dose without telling anyone
4. DWithhold it, recheck the calculation and clarify with the prescriber

A woman with chronic hypertension who takes lisinopril is now pregnant. What is the key concern?

1. ALisinopril works better in pregnancy, so the dose should be increased
2. BAll antihypertensives must be stopped in pregnancy
3. CACE inhibitors harm fetal kidneys, so a safer drug is used
4. DLisinopril has no known fetal effects and should be continued