Before you start taking NicAzel Forte, inform your doctor:, Of your allergies, Of all the medications you take, including prescription and over-the-counter medications, vitamins, and herbal supplements, Of your medical conditions, If you are pregnant or plan to become pregnant, If you are breastfeeding or plan to breastfeed, More than 1 mg daily of folic acid may mask pernicious anemia. Of your allergies, Of all the medications you take, including prescription and over-the-counter medications, vitamins, and herbal supplements, Of your medical conditions, If you are pregnant or plan to become pregnant, If you are breastfeeding or plan to breastfeed