ใบงาน เภสัชวิทยา พร้อมเฉลย

Permethrin is used to treat:

1. APsoriasis
2. BFungal nail infections
3. CScabies and head lice
4. DAcne

Tamoxifen is used mainly to treat:

1. AOestrogen receptor-positive breast cancer
2. BType 2 diabetes
3. COsteoarthritis
4. DProstate enlargement and prostate cancer in older men

In the United States, what does a Schedule II controlled substance mean?

1. AA drug with accepted medical use but a high risk of abuse
2. BA drug available freely over the counter
3. CA drug with almost no risk of abuse
4. DA drug with no accepted medical use and a high potential for abuse

แวนโคไมซินทางหลอดเลือดดำใช้รักษาการติดเชื้อที่เกิดจากเชื้อใดโดยทั่วไป?

1. AMRSA
2. BCandida albicans
3. CPseudomonas aeruginosa
4. DEscherichia coli

A patient wants to stop paroxetine suddenly. What should the nurse explain?

1. AStopping suddenly causes dangerous low blood sugar
2. BIt can be stopped at any time, as antidepressants cause no withdrawal effects
3. CIt can cause dizziness, "electric shock" feelings and irritability
4. DStopping suddenly causes the drug to work better for a while

A patient is starting doxazosin, an alpha-1 blocker. What should the nurse advise about the first dose?

1. ATake it in the morning with a cup of strong coffee to stay alert
2. BTake it at bedtime, because it can cause dizziness and fainting
3. CExpect a short rise in blood pressure after the dose
4. DTake it only if the urine is darker than usual

A patient taking metoprolol is also started on verapamil. Which adverse effect is most likely?

1. ARebound tachycardia and hypertension
2. BHyperkalaemia and muscle weakness
3. CSevere bradycardia and heart block
4. DHypoglycaemia and weight gain

A patient with severe chronic hyponatraemia receives hypertonic saline. Why is the rate of correction strictly limited?

1. AHypertonic saline is toxic to the liver at high rates
2. BRaising sodium too fast can cause osmotic demyelination in the brain
3. CFast correction causes immediate kidney failure
4. DRaising sodium too fast causes severe hypokalaemia and cardiac arrest