Paganlore.com"Herbal Danger List"
If you are pregnant, DO NOT USE any of the following herbs for any reason. Many can cause early contractions, birth defects, and even miscarriage. Make sure you check and see what herbs food and drinks contain before ingesting them. Check with your doctor or an herbalist if possible as well.
Angelica Belladonna Burdock Cinnamon essential oil Cow Parsnip Hyssop Immortal Mistletoe Motherwort Oshá Pennyroyal Peony Rue San qi Shepherd's Purse Thyme oil Vervain Wood Betony Wormwood Yarrow Yerba And now, herbs that EVERYONE should be leary of. Some can be used in small doses. Note that if you are allergic to any herb regardless of whether it is on this list, avoid it.
Angelica Belladonna Chaparral Comfrey Datura Germander Hellebore Hemlock Henbane Jin Bu Huan Lobelia Ma huang