Medical MCQ - A term baby is going to deliver caesarean section to a mother with multiple medical problems:(1) seizures, for which she takes phenytoin (2)Rheumatic hea disease, taking penicillin daily (3) hypeension, for which she takes propranolol and (4) DVT in her right calf, for which she was staed on a heparin therapy. Which of the following medications is most likely to cause harm in this newborn at delivery?

A term baby is going to deliver caesarean section to a mother with multiple medical problems:(1) seizures, for which she takes phenytoin (2)Rheumatic hea disease, taking penicillin daily (3) hypeension, for which she takes propranolol and (4) DVT in her right calf, for which she was staed on a heparin therapy. Which of the following medications is most likely to cause harm in this newborn at delivery?

Penicillin

Phenytoin

Propranolol

Heparin

Question Category:

Pediatrics

Correct Answer:

Propranolol

Description:

Heparin does not cross the placental barrier and does not appear to directly affect the fetus once pregnancy is well established. Phenytoin may cause bih defects when given during the first trimester. Penicillin have not been found to affect the fetus. Propranolol, which may cause growth retardation when given throughout pregnancy, diminishes the ability of an asphyxiated infant to increase hea rate and cardiac output. It has also been associated with hypoglycemia and apnea.

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