Scheda di esercizi di Farmacologia con soluzioni

In the United States, what is a "boxed warning" (black box warning) on a drug label?

1. AA note that the drug is available without prescription
2. BThe strongest FDA warning about a serious or life-threatening risk
3. CA sign that the drug must be stored in a dark box
4. DA label showing that the drug is a controlled substance with abuse potential

What is an "adjuvant analgesic"?

1. AA drug for another condition that also relieves some pain
2. BA drug that reverses the effects of opioids
3. CA strong opioid used only for severe pain at the end of life
4. DA placebo given to test whether pain is real

Amphotericin B is used mainly for:

1. ASerious systemic fungal infections
2. BMild athlete's foot
3. CInfluenza in older people
4. DBacterial urinary tract infections

Why are patients taking simvastatin often advised to avoid large amounts of grapefruit juice?

1. AGrapefruit makes the tablet dissolve in the mouth
2. BGrapefruit blocks cholesterol absorption and causes low cholesterol
3. CGrapefruit inhibits CYP3A4 in the gut, raising simvastatin levels and myopathy risk
4. DGrapefruit speeds up simvastatin breakdown in the liver, so the drug stops working

Which adverse effects are typical of donepezil?

1. AWeight gain and high blood glucose
2. BDry mouth, constipation and a fast heart rate
3. CHair loss and skin pigmentation
4. DNausea, diarrhoea and a slow heart rate

Come riduce l'aggregazione piastrinica il clopidogrel?

1. ABlocca il recettore piastrinico P2Y12 per l'ADP
2. BInibisce la COX-1 piastrinica
3. CAttiva l'antitrombina
4. DBlocca direttamente il recettore glicoproteico IIb/IIIa

A patient on methadone is also prescribed diazepam for anxiety. What is the main safety concern?

1. ASevere hypertension from the combination
2. BMethadone causes diazepam to be excreted very quickly
3. CAdditive sedation and respiratory depression
4. DDiazepam blocks the effect of methadone completely

During an alteplase infusion for acute ischaemic stroke, the patient develops a sudden severe headache and her level of consciousness falls. What is the nurse's first action?

1. AGive paracetamol for the headache and continue the infusion
2. BStop the alteplase infusion and notify the provider urgently
3. CSlow the infusion to half the rate and recheck in 30 minutes
4. DGive a bolus of heparin to prevent a new clot