Vaping before, during and after pregnancy: leaflets and infographics ASH Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn Vaping During Pregnancy Pediatrix & Obstetrix Nicotine products in any form, whether from cigarettes, vaping or chewing tobacco, pass into a mother's bloodstream and through the placenta to the growing baby. Quitting nicotine is hard for many people,