ใบงาน เภสัชวิทยา พร้อมเฉลย

Which effect is common and harmless with oral iron tablets?

1. ABlue tint to the lips
2. BYellow discoloration of the eyes
3. CDark or black stools
4. DRed-coloured urine

Which drug is the antidote for magnesium sulfate toxicity?

1. ANaloxone
2. BProtamine sulfate
3. CPotassium chloride
4. DCalcium gluconate

What is the normal fasting blood glucose range in a healthy adult?

1. A7.0–10.0 mmol/L (about 126–180 mg/dL)
2. B1.5–3.0 mmol/L (about 27–54 mg/dL)
3. C11.1–15.0 mmol/L (about 200–270 mg/dL)
4. D3.9–5.5 mmol/L (about 70–100 mg/dL)

A woman taking the combined pill should seek care urgently for which symptom?

1. AMild breast tenderness in the first month
2. BSlight nausea in the first few weeks
3. CA painful, swollen calf or sudden chest pain
4. DLight spotting between periods early on

Which adverse effect is a well-known risk of zidovudine?

1. ABone marrow suppression, especially anaemia
2. BOrange-red colouring of the urine and tears
3. CRed–green colour blindness
4. DGum overgrowth

What should the nurse teach a patient starting nitrofurantoin?

1. AStop it as soon as the burning settles
2. BTake it on an empty stomach with an antacid
3. CTake it with food, and the urine may turn dark yellow or brown
4. DExpect blue urine, which shows that the drug is working well

A patient with Parkinson's disease has nausea. Why should metoclopramide be avoided?

1. AIt increases dopamine levels in the brain too much and causes psychosis
2. BIt causes severe diarrhoea in Parkinson's disease
3. CIt inhibits the absorption of all oral drugs
4. DIt blocks dopamine receptors in the brain and can worsen the parkinsonism

A patient's record shows anaphylaxis to penicillin. Amoxicillin has been prescribed. What should the nurse do?

1. AGive half the dose and observe for a reaction
2. BGive the amoxicillin with an antihistamine to prevent a reaction
3. CWithhold it and contact the prescriber, as amoxicillin is a penicillin
4. DGive the amoxicillin, as it belongs to a different antibiotic group