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 > SideEffects Herbs with Similar Side Effects as Hawthorn Below is a list of side effects for this herb along with herbs with similar side effects.   headaches Black Cohosh Ephedra Evening Primrose Ginkgo Biloba Ginseng, Siberian Green Tea Kava Kava heart palpitations Ginseng, Siberian Green Tea nausea Barberry Black Cohosh Ephedra Eucalyptus Evening Primrose Feverfew Jamaica Dogwood Lobelia Pau d'Arco St. John's Wort Uva Ursi stools, soft Evening Primrose toxicity Cayenne Comfrey Eucalyptus Goldenseal Jamaica Dogwood Lobelia Pau d'Arco Skullcap Slippery elm