Phiếu bài tập Dược lý học có đáp án

How does tamsulosin improve urine flow in benign prostatic hyperplasia?

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

What is drug synergism?

1. AOne drug cancels out the effect of another drug
2. BTwo drugs together have a greater effect than the sum of each alone
3. CA drug loses its effect after repeated doses
4. DTwo drugs together produce exactly the sum of their separate effects

Vì sao nên dùng đủ liệu trình của một số kháng sinh theo chỉ định?

1. AĐể giảm khả năng vi khuẩn còn sống sót gây tái phát hoặc kháng thuốc
2. BĐể kháng sinh có vị ngon hơn theo thời gian
3. CĐể ngăn kháng sinh gây hại cho gan
4. DVì cơ thể cần vài ngày để học cách tự sản xuất kháng sinh

Which advice helps reduce the most common side effect of varenicline?

1. ATake it on an empty stomach at bedtime with a little milk
2. BTake it with alcohol to reduce nausea
3. CTake it after food with a full glass of water
4. DTake double doses in the first week

When does oseltamivir give the most benefit in influenza?

1. AOnly after symptoms have lasted at least one week
2. BWhen started within 48 hours of the first symptoms
3. CAt any time, as the timing makes no difference
4. DOnly after a bacterial pneumonia has developed

Which adverse effects are typical of donepezil?

1. ADry mouth, constipation and a fast heart rate
2. BHair loss and skin pigmentation
3. CNausea, diarrhoea and a slow heart rate
4. DWeight gain and high blood glucose

A 19-year-old woman is starting isotretinoin for severe acne. Which requirement is most important?

1. ATaking the drug only at weekends
2. BA high-vitamin A diet to boost the effect
3. CWeekly hearing tests and monthly eye examinations during treatment
4. DReliable contraception and pregnancy tests, as it is highly teratogenic

Ten days after chemotherapy, a patient has a temperature of 38,5 °C (101,3 °F) but says she feels fine. What should happen?

1. AWait 48 hours to see whether the fever settles
2. BUrgent cultures and IV broad-spectrum antibiotics without delay
3. CStart oral antibiotics only if a rash develops
4. DParacetamol at home and review at the next routine clinic visit