[4] The southern South Asia region has recorded 89 deaths from (primarily hawksbill and green) sea turtle poisoning from 1840 to 1983, mainly in Tamil Nadu and northern and western Sri Lanka.
[1][2] Effects on the digestive system include nausea, vomiting, diarrhea, abdominal pain, dysphagia, tongue abnormalities and a firm, nontender liver.
[2] Effects on the cardiovascular system include variable slight tachycardia and a moderate drop in systolic blood pressure, pallor and, on autopsy, a flabby heart with hemorrhagic petechiae.
Neurological signs include increased salivation, sweating, vertigo, lethargy and diminished deep reflexes, sometimes followed by coma and death.
[2] Low fever, thirst, constipation and spontaneous abortion have also been reported, while typical signs of allergic reaction are absent.