Symptoms: diarrhea, dehydration, lowering of arterial pressure, violations of water-electrolyte balance, convulsions. In addition, with chronic overdose it is possible to develop ischemia of the mucous membrane of the colon, secondary hyperaldosteronism, urolithiasis, and damage to the renal tubules. Treatment: gastric lavage, correction of water-electrolyte balance disorders, antispasmodics.