A drug used to curb bedwetting in children has been linked to potentially fatal seizures. the FDA has issued a warning concerning desmopressin intranasal formulations which are no longer allowed to treat bedwetting. Desmopressin can lead to hyponatremia, an abnormally low level of sodium in the blood. The drug is designed to limit the amount of water eliminated in urine. In issuing the warning, the FDA stated that it has received 61 reports of seizures including 2 deaths.