Proctored Pharmacology ATI

Correct Answer: A

Rationale: Levothyroxine is classified as a thyroid preparation because it is a synthetic form of the thyroid hormone thyroxine. It is primarily used to treat hypothyroidism by supplementing or replacing the natural thyroid hormones in the body, helping to regulate metabolism and energy levels.

Correct Answer: A

Rationale: Protamine sulfate is the specific antidote for Heparin. Heparin is an anticoagulant medication used to prevent blood clots, and in cases of overdose or excessive bleeding, protamine sulfate is administered to reverse its effects by neutralizing heparin's anticoagulant activity.

Correct Answer: A

Rationale: The correct instruction to include when teaching a client with a new prescription for Sulfasalazine is to expect orange discoloration of urine and skin. Sulfasalazine can cause this harmless side effect, which does not necessitate discontinuation of the medication. It is crucial for the nurse to educate the client about this expected outcome to prevent unnecessary concern or discontinuation of the medication.

Correct Answer: B

Rationale: Furosemide is a loop diuretic that can lead to hypokalemia (low potassium levels) due to increased excretion of potassium in the urine. To counteract this effect and maintain electrolyte balance, the client should be advised to increase their intake of potassium-rich foods. This instruction helps prevent potential complications associated with low potassium levels.

Correct Answer: B

Rationale: Tetracycline can cause photosensitivity, making the client more sensitive to the sun's rays. To prevent adverse reactions like sunburn or skin rashes, it is essential for the client to avoid prolonged sun exposure and wear protective clothing when outdoors.