Medical experts fear pregnant patients will heed Trump’s unproven claims about Tylenol

In March, four months into her pregnancy, Leilani Garel was in excruciating pain with a bug she suspects was the flu.

Ms. Garel, who lives in Markham, Ont., rarely turns to over-the-counter medication and feared that taking it could affect her growing fetus. Having experienced a miscarriage before this pregnancy, she also carried an added burden of worry.