What is the first-line treatment in the event of an anaphylactic reaction to medication during pregnancy?

In the case of an anaphylactic reaction during pregnancy, administering epinephrine immediately is the correct first-line treatment. Anaphylaxis is a serious and potentially life-threatening allergic reaction that can cause airway constriction, severe hypotension, and even cardiovascular collapse. Epinephrine works by reversing the symptoms of anaphylaxis, as it constricts blood vessels to increase blood pressure, dilates airways to improve breathing, and reduces swelling.

Immediate intervention is crucial in such situations, and epinephrine is the most effective medication to manage anaphylaxis. It is also important to note that while antihistamines may help alleviate some symptoms of allergic reactions, they do not act quickly enough to address the life-threatening aspects of anaphylaxis. Positioning the patient properly and calling for emergency assistance are important, but these actions should follow the immediate administration of epinephrine to ensure the safety and stability of both the pregnant individual and the fetus.