For the same reason aspirin should be avoided in pregnancy, chamomile has such powerful anti-inflammatory properties that regular consumption may result in a serious fetal heart problem, premature..
Many of the most powerful drugs in modern medicine's arsenal came from natural products, from penicillin to the chemotherapy agents Taxol® and vincristine.
Indian gooseberries (amla), an important plant in Ayurvedic medicine, may have anti-cancer properties, as well as cough-, fever-, pain-, stress-, and diarrhea-suppressing effects.