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diarrhea, nausea, stomach cramps, excessive urination, skin irritation, and low blood levels of potassium and calcium.
Don't use raw or uncooked yellow dock. It can cause serious side effects including vomiting, heart problems, breathing difficulty, and even death. Also, handling raw yellow dock can cause skin irritation in some people.
Special Precautions & Warnings:Pregnancy and breast-feeding: Taking yellow dock by mouth is LIKELY UNSAFE in women who are pregnant or breast-feeding. It has laxative effects, which are not desirable during pregnancy. Also, the chemicals that cause the laxative effects can be transferred to a nursing infant through breast milk.
Blood clotting problems: Yellow dock may speed up clotting. If you have a clotting disorder, get your healthcare provider's advice before starting yellow dock.
Allergies: People who are allergic to ragweed may also be allergic to yellow dock.
Gastrointestinal (GI) blockage: Don't use yellow dock if you have any kind of blockage in your digestive tract.
Stomach or intestinal ulcers: Don't use yellow dock if you have ulcers. Yellow dock can irritate the lining of the stomach and intestine, making ulcer symptoms worse.
Kidney disease: Yellow dock contains a chemical that can bind with calcium and form crystals that can damage the kidneys. If you have kidney stones or have ever had kidney stones, get your healthcare provider's advice before starting yellow dock.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.