Hawthorn   Uses of this Herb Angina Congestive Heart Failure Hypertension Varicose Veins   Herbs with Similar Uses View List by Use   Drugs that Interact Summary Phenylephrine Phenylephrine-containing Medications   Herbs with Similar Side Effects View List by Side Effect   Herbs with Similar Warnings View List by Warning   Learn More About Western Herbalism	Look Up > Herbs > Hawthorn > Warnings Herbs with Similar Warnings as Hawthorn Below is a list of conditions where patients are warned against taking this herb. Under each condition is listed other herbs with similar warnings.   pregnancy Aloe Arnica Astragalus Barberry Black Cohosh Burdock Calendula (Pot Marigold) Celery Seed Chamomile, German Comfrey Dandelion Devil's Claw Echinacea Eucalyptus Evening Primrose Feverfew Garlic Ginger Ginkgo Biloba Ginseng, American Ginseng, Asian Ginseng, Siberian Goldenrod Goldenseal Green Tea Jamaica Dogwood Kava Kava Lemon Balm Licorice Lobelia Passionflower Peppermint Rosemary Saw Palmetto Skullcap St. John's Wort Stinging Nettle Uva Ursi Valerian Yarrow self-medication Saw Palmetto