Which medication would have the least risk to a fetus if given to a pregnant client?
1. Estrogen with progesterone (Ortho Novum)
2. Warfarin (Coumadin)
3. Potassium chloride (K-Lor)
4. Ranitidine (Zantac)
Correct Answer: 3
Rationale 1: Estrogen with progesterone (Ortho Novum) is incorrect because it is a category X drug, and carries the highest risk; studies have shown a significant risk to women and the fetuses.
Rationale 2: Warfarin (Coumadin) is incorrect because it is a category D drug.
Rationale 3: Potassium chloride (K-Lor) is a category A drug, which has not shown risk to the fetus.
Rationale 4: Ranitidine (Zantac) is incorrect because it is a category B drug.
Global Rationale: Potassium chloride (K-Lor) is a category A drug which has not shown risk to the fetus. Estrogen with progesterone (Ortho Novum) is incorrect because it is a category X drug, and carries the highest risk; studies have shown a significant risk to women and the fetuses. Warfarin (Coumadin) is incorrect because it is a category D drug. Ranitidine (Zantac) is incorrect because it is a category B drug.
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