Consult a health care practitioner if symptoms persist or worsen, or prior to use if you are taking heart medications such as cardiac glycosides or antiarrhythmics, thiazide diuretics, corticosteroids, licorice root, any other medication or health product that may aggravate the imbalance in electrolyte levels, if you have kidney problems, faecal impaction or symptoms such as abdominal pain, nausea, vomiting or fever, if you have liver or gallbladder disease and/or intestinal obstruction, if you are taking products containing non-steroidal anti-inflammatory drugs (NSAIDs), acetylsalicylic acid (ASA) or other salicylates, if you are taking blood thinners or have a bleeding disorder. If you have asthma, consult a healthcare practitioner prior to use. Reduce dose or discontinue use if you experience abdominal pain, cramps, spasms and/or diarrhea. Contra-indications: Do not use this product if you are pregnant or breastfeeding, if you have abnormal constrictions of the gastrointestinal tract, potential or existing intestinal blockage, atonic bowel, appendicitis, inflammatory colon disease such as Crohn's disease or ulcerative colitis, abdominal pain of unknown origin, undiagnosed rectal bleeding, severe dehydration with depleted water or electrolytes or diarrhea. Undesirable effects known: Discontinue use if hypersensitivity occurs. Meadowsweet contains salicylate, avoid if hypersensitivity to this ingredient.