ใบงาน เภสัชวิทยา พร้อมเฉลย

Which of these drugs has a narrow therapeutic index?

1. ALoratadine
2. BOmeprazole
3. CLithium
4. DAmoxicillin

Which drug is the antidote for paracetamol (acetaminophen) overdose?

1. AVitamin K
2. BNaloxone
3. CFlumazenil
4. DAcetylcysteine

Naltrexone helps in alcohol use disorder because it:

1. ASpeeds up the liver breakdown of alcohol
2. BReplaces alcohol as a sedative
3. CCauses vomiting and flushing whenever alcohol is drunk
4. DBlocks opioid receptors, reducing reward and craving

แวนโคไมซินทางหลอดเลือดดำใช้รักษาการติดเชื้อที่เกิดจากเชื้อใดโดยทั่วไป?

1. AMRSA
2. BEscherichia coli
3. CPseudomonas aeruginosa
4. DCandida albicans

Which statement about allopurinol is correct?

1. AIt lowers uric acid over time and does not relieve the pain of an acute attack
2. BIt increases uric acid production to flush out crystals
3. CIt is taken only during an acute attack and stopped as soon as the pain settles
4. DIt works within an hour to relieve joint pain

A patient is due the first dose of IV cefuroxime. Which question is most important before giving it?

1. A"Do you prefer the drip in your left arm or in your right arm?"
2. B"Have you ever had a reaction to penicillin or another antibiotic?"
3. C"Have you eaten anything in the last two hours?"
4. D"Have you taken paracetamol today?"

A woman with epilepsy who takes an antiepileptic drug plans to become pregnant. Which advice is standard?

1. ATake folic acid before conception and seek specialist review of her medication
2. BStop all antiepileptic drugs straight away as soon as she stops contraception
3. CNo change is needed, as antiepileptics carry no risk in pregnancy
4. DAvoid folic acid because it lowers drug levels

A patient on warfarin also takes ginkgo and high-dose garlic supplements and is having minor surgery next week. What should the nurse do?

1. AAdvise stopping warfarin without telling anyone
2. BTell the surgical team, as the supplements can increase bleeding
3. CIgnore the supplements, as natural products are safe with warfarin
4. DAdvise taking extra supplements to improve healing