18th May 2025

A 3-month-old child born to an 18 year-old mother was reported to ‘turn blue’ when crying or feeding.

A 3-month-old child born to an 18 year-old mother was reported to ‘turn blue’ when crying or feeding. On auscultation, there is an obvious ejection systolic murmur in the upper left sternal edge with radiation to the axilla. Which teratogen when taken during pregnancy increases the risk of development of this syndrome?

Select the SINGLE most appropriate option from the list below. Select ONE option only.