Abrams Chapter 20

Which condition is a common indication for tetracycline use?

• Urinary tract infection

• Acne vulgaris

• Hypertension

• Fungal infections

Which food or drink interferes with tetracycline absorption?

• Orange juice

• Coffee

• Milk

• Apple juice

A serious adverse effect associated with tetracycline use in children under 8 years is:

• Skin discoloration

• Liver failure

• Tooth discoloration

• Hyperactivity

What is the primary mechanism of action of sulfonamides?

• Inhibition of protein synthesis

• Disruption of cell wall synthesis

• Inhibition of folic acid synthesis

• Blocking DNA gyrase

Patients on sulfonamides should increase fluid intake to:

• prevent crystalluria and kidney damage

• enhance drug absorption

• reduce gastrointestinal side effects

• increase drug potency

Which sulfonamide is commonly used to treat UTIs?

• Doxycycline

• Trimethoprim-sulfamethoxazole

• Minocycline

• Tetracycline

What should the nurse monitor for in a patient taking tetracycline?

• Elevated potassium

• Photosensitivity

• Bradycardia

• Muscle weakness

Which urinary antiseptic is often used for chronic UTI prophylaxis?

• Amoxicillin

• Nitrofurantoin

• Ciprofloxacin

• Cephalexin

Nitrofurantoin is most effective in which type of infection?

• Upper respiratory tract infection

• Bloodstream infection

• Lower urinary tract infection

• Skin infection

Which patient teaching point is crucial with sulfonamide use?

• Take with antacids to reduce GI upset

• Avoid sunlight exposure

• Double up on doses if one is missed

• Stop taking medication when symptoms resolve