Which medication would have the greatest risk to a fetus if given to a pregnant client?
1. Warfarin (Coumadin)
2. Ranitidine (Zantac)
3. Estrogen with progesterone (Ortho Novum)
4. Potassium chloride (K-Lor)
Correct Answer: 3
Rationale 1: Warfarin (Coumadin) is incorrect because it is a category D drug.
Rationale 2: Ranitidine (Zantac) is incorrect because it is a category B drug.
Rationale 3: Estrogen with progesterone (Ortho Novum) is a category X drug, and carries the highest risk; studies have shown a significant risk to women and fetuses.
Rationale 4: Potassium chloride (K-Lor) is incorrect because it is a category A drug.
Global Rationale: Estrogen with progesterone (Ortho Novum) is a category X drug, and carries the highest risk; studies have shown a significant risk to women and fetuses. Warfarin (Coumadin) is incorrect because it is a category D drug. Ranitidine (Zantac) is incorrect because it is a category B drug. Potassium chloride (K-Lor) is incorrect because it is a category A drug.
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