Pharmacology Chapter 31 Sulfonamides WITH VOICE
The nurse is counseling a patient who will begin taking a sulfonamide drug to treat a urinary tract infection. What information will the nurse include in teaching?
a. "Drink several quarts of water daily." b. "If stomach upset occurs, take an antacid." c. "Limit sun exposure to no more than 1 hour each day." d. "Sore throat is a common, harmless side effect." ANSWER IS A A A a. "Drink several quarts of water daily"
The nurse is caring for a patient who is receiving sulfadiazine. The nurse knows that this patient's daily fluid intake should be at least which amount?
a. 1000 mL/day b. 1200 mL/day c. 2000 mL/day d. 2400 mL/day ANSWER IS C C C c. 2000 mL/day
A child who weighs 10 kg will begin taking oral trimethoprim-sulfamethoxazole (TMP-SMX). The liquid preparation contains 40 mg of TMP and 200 mg of SMX per 5 mL. The nurse determines that the child's dose should be 8 mg of TMP and 40 mg of SMX/kg/day divided into two doses. Which order for this child is correct?
a. 5 mL PO BID b. 5 mL PO daily c. 10 mL PO BID d. 10 mL PO daily ANSWER IS A A A a. 5 mL PO BID
The nurse is caring for a patient who is taking trimethoprim-sulfamethoxazole (TMP-SMX). The nurse learns that the patient takes an angiotension-converting enzyme (ACE) inhibitor. Tomonitor for drug interactions, the nurse will request an order for which laboratory test(s)?
a. A complete blood count b. BUN and creatinine c. Electrolytes d. Glucose ANSWER IS C C C c. Electrolytes
A female patient who is taking trimethoprim-sulfamethoxazole TMP-SMZ Bactrim, Septra to treat a urinary tract infection reports vaginal itching and discharge. The nurse will perform which action?
a. Ask the patient if she might be pregnant. b. Reassure the patient that this is a normal side effect. c. Report a possible super infection to the provider. d. Suspect that the patient is having a hematologic reaction. ANSWER IS C C C c. Report a possible super infection to the provider.
A patient taking trimethoprim-sulfamethoxazole (TMP-SMX) to treat a urinary tract infection complains of a sore throat. The nurse will contact the provider to request an order for which laboratory test(s)?
a. Complete blood count with differential b. Throat culture c. Urinalysis d. Coagulation studies ANSWER IS A A A a. Complete blood count with differential
The nurse is preparing to administer trimethoprim-sulfamethoxazole (TMP-SMX) to a patient who is being treated for a urinary tract infection. The nurse learns that the patient has type 2 diabetes mellitus and takes a sulfonylurea oral antidiabetic drug. The nurse will monitor this patient closely for which effect?
a. Headaches b. Hypertension c. Hypoglycemia d. Superinfection ANSWER IS C C C c. Hypoglycemia
The nurse is preparing to give trimethoprim-sulfamethoxazole (TMP-SMX) to a patient and notes a petechial rash on the patient's extremities. The nurse will perform which action?
a. Hold the dose and notify the provider. b. Request an order for a blood glucose level. c. Request an order for a BUN and creatinine level. d. Request an order for diphenhydramine, Benadryl. ANSWER IS A A A a. Hold the dose and notify the provider
A patient who is taking trimethoprim-sulfamethoxazole (TMP-SMX) calls to report developing an all-over rash. The nurse will instruct the patient to perform which action?
a. Increase fluid intake. b. Take diphenhydramine. c. Stop taking TMP-SMX immediately. d. Continue taking the medication. ANSWER IS C C C c. Stop taking TMP-SMX immediately
Which is a characteristic that distinguishes sulfonamides from other drugs used to treat bacterial infection?
a. Sulfonamides are bactericidal. b. Sulfonamides are derived from biologic substances. c. Sulfonamides have antifungal and antiviral properties. d. Sulfonamides increase bacterial synthesis of folic acid ANSWER IS B B B b. Sulfonamides are derived from biologic substances
The nurse is preparing to give a dose of trimethoprim-sulfamethoxazole (TMP-SMX) and learns that the patient takes warfarin (Coumadin). The nurse will request an order for
a. a decreased dose of TMP-SMX. b. a different antibiotic. c. an increased dose of warfarin. d. coagulation studies. ANSWER IS D D D d. coagulation studies
A patient who will begin taking trimethoprim-sulfamethoxazole TMP-SMX asks the nurse why the combination drug is necessary. The nurse will explain that the combination is used to
a. broaden the antibacterial spectrum. b. decrease bacterial resistance. c. improve the taste. d. minimize toxic effects. ANSWER IS B B B b. decrease bacterial resistance
The nurse is caring for a patient who is ordered to receive PO trimethoprim-sulfamethoxazole (TMP-SMX) 160/800 QID to treat a urinary tract infection caused by E. coli. The nurse will contact the provider to clarify the correct
a. dose. b. drug. c. frequency d. route ANSWER IS C C C c. frequency
