[…] loss of appetite, excessive thirst, weakness, colic, trembling, sweating, loss of coordination, difficulty breathing, progressive central nervous system depression, and fever
[aspca.org]
Though recovery is likely, not controlling the nauseating symptoms can lead to serious dehydration and electrolyte imbalance ( 4 ).
[stylecraze.com]
Inhaled ricin causes fever, chest tightness, cough and severe respiratory problems, including fluid buildup in the lungs (pulmonary edema).
[mayoclinic.org]