Scheda di esercizi di Farmacologia con soluzioni

How does tamsulosin improve urine flow in benign prostatic hyperplasia?

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

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

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

Timolol eye drops are used mainly to treat:

1. ABacterial conjunctivitis
2. BCataracts
3. CGlaucoma
4. DDry eyes

Why should a patient rinse the mouth after using an inhaled corticosteroid?

1. ATo prevent a fall in blood glucose
2. BTo reduce the risk of oral thrush (candidiasis) and hoarseness
3. CTo make the drug work faster in the lungs
4. DTo stop the drug being absorbed too quickly into the blood

Which adverse effect of ciprofloxacin should a patient report at once?

1. AA slightly bitter or metallic taste for a while after each dose
2. BMild tiredness in the first few days
3. CPain or swelling in a tendon, such as the Achilles tendon
4. DDarker stools than usual

Which teaching about antiepileptic drugs is most important?

1. ATake a double dose if you feel a seizure coming
2. BStop the drug when you have had no seizures for one whole week
3. CDo not stop the drug suddenly, as this can trigger severe seizures
4. DAlcohol has no effect on seizure control

A patient taking long-term morphine for cancer pain becomes very sedated with slow breathing. Why is naloxone given in small, diluted doses?

1. ABecause naloxone is much more potent and toxic in patients with cancer
2. BTo restore breathing without causing severe withdrawal and pain
3. CBecause naloxone is toxic to the liver in large doses
4. DTo make the effect of naloxone last longer than morphine

A patient on long-term lithium passes large amounts of dilute urine and is always thirsty. What is the most likely explanation?

1. ALithium increases ADH release from the pituitary
2. BLithium causes type 1 diabetes by destroying the pancreatic beta cells
3. CThe patient is drinking too much and lithium is unrelated
4. DLithium blocks the kidney's response to ADH (nephrogenic diabetes insipidus)