Phiếu bài tập Dược lý học có đáp án

Why is HIV treated with a combination of antiretroviral drugs?

1. ABecause one drug alone causes no side effects
2. BBecause each single drug cures only part of the infection
3. CTo suppress the virus and prevent drug resistance
4. DTo make the treatment shorter, usually a few weeks

Propofol is mainly used for:

1. ALong-term treatment of epilepsy at home by mouth
2. BTreating nausea after chemotherapy
3. CInducing and maintaining anaesthesia, and ICU sedation
4. DPain relief after surgery on the ward

Protein huyết tương nào gắn với hầu hết các thuốc có tính acid, như warfarin?

1. AAlbumin
2. BInsulin
3. CFibrinogen
4. DHemoglobin

After several years of levodopa treatment, which problem is common?

1. ASevere hypoglycaemia after each dose
2. BDyskinesias and "on–off" fluctuations in response
3. CPermanent hearing loss
4. DComplete and permanent loss of all Parkinson's symptoms

A man taking tamsulosin is planning cataract surgery. What should the nurse advise?

1. ATake a double dose on the day of surgery
2. BTell the eye surgeon, as it can cause floppy iris syndrome
3. CStop the drug for one day and no further action is needed
4. DThe drug has no link with eye surgery

Why is ketorolac given only for a short course?

1. AIt is a strong opioid that causes addiction
2. BIt causes respiratory depression after a few days
3. CIt quickly loses all its pain-relieving effect because of tolerance
4. DGI bleeding and kidney injury become more likely with longer use

A patient who takes clonidine stopped it suddenly two days ago. He is now agitated, has a headache and his blood pressure is very high. What is the most likely explanation?

1. ARebound hypertension from abrupt clonidine withdrawal
2. BClonidine toxicity due to slow excretion by the kidneys
3. CAn allergic reaction to clonidine
4. DNormal variation unrelated to the medication

A patient with diabetic ketoacidosis is about to start an IV insulin infusion. Serum potassium is 3,1 mmol/L (mEq/L). Why is this a concern?

1. AInsulin raises potassium further and can cause cardiac arrest, so the infusion is given faster
2. BPotassium has no link with insulin, so the infusion is started as planned
3. CLow potassium makes insulin ineffective, so a higher dose is needed
4. DInsulin moves potassium into cells, so the level can fall dangerously low