Question 1

A woman is travelling to a country that poses a high risk for malarial infections.What important information should the nurse teach her regarding prophylactic therapy with chloroquine for her child?

Accepted Answer

Prophylaxis of malaria with chloroquine for children is usually started 1 week before exposure and continued for 4 weeks after the patient leaves the area.The medication should be taken with food to lessen gastrointestinal upset.

Question 2

A patient is travelling to a country where malaria is endemic.Which antimalarial drug will a health care provider likely recommend as prophylaxis?

Accepted Answer

Mefloquine hydrochloride (Lariam)is commonly used prophylactically by travellers to prevent malarial infection while visiting malaria-endemic areas.

Question 3

Which statement about anthelmintic therapy is true?

Accepted Answer

Anthelmintics are very specific in their actions; the cause of the infestation should be identified before beginning treatment.

Question 4

A patient who has started therapy with quinine and tetracycline for treatment of malaria asks the nurse why an antibiotic has been prescribed when malaria is caused by a parasite.What is the nurse's best explanation to the patient?

Accepted Answer

Antimalarial drugs are often given in various combinations to achieve an additive or synergistic antimalarial effect.For example,the combination of quinine and tetracycline takes advantage of their synergistic protozoacidal effects.

Question 5

Which drug is used for the treatment of Pneumocystis jirovecii pneumonia in late-stage human immunodeficiency virus infection?

Accepted Answer

Pentamidine is used for the treatment of pneumonia caused by P.jirovecii.

Question 6

Which drug is used to kill flukes?

Accepted Answer

Praziquantel is an anthelmintic that can kill flukes.

Question 7

A patient is prescribed metronidazole (Flagyl)to treat the most common intestinal protozoal infection,caused by Giardia lamblia.What important information should the nurse give the patient about using this drug?

Accepted Answer

Antiprotozoal drugs should be taken with food to reduce gastrointestinal upset.These drugs may cause the urine to turn dark and should be administered for the prescribed length of time to ensure complete eradication of the infection.

Question 8

Certain antimalarial drugs work only during specific phases of the parasite's life cycle.Drugs that work in the "tissue" phase are known as ____________ drugs.

Accepted Answer

The answer of Certain antimalarial drugs work only during specific...

Question 9

A patient has giardiasis.The health care provider has prescribed metronidazole.What adverse effect should the nurse tell the patient about?

Accepted Answer

Diarrhea is one of the many gastrointestinal effects of metronidazole.

Question 10

A patient is prescribed anthelmintic therapy.Which adverse effect should the nurse tell this patient about?

Accepted Answer

Patients on anthelmintic therapy should be taught that nausea is one of the adverse events that may occur.

Quiz 48: Antimalarial, Antiprotozoal, and Anthelmintic Drugs