<prompt> All fo the following statements regarding Dracunculiasis are true except -India has eradicated this diseaseNiridazole prevents transmission of the diseaseThe disease is limited to tropical and subtropical regionsNo animal reservoir has been approved  <response>: - drancunculiasis is caused by drancunculus medinensis. - temperature ourable is 25-30degC and will not develop below 19degC. Thus diseases is limited to tropical and subtropical regions. - India was declared free of guineaworm disease and the last case repoed was in July 1996. -reservoir of infection is infected person. Animal reservoir is may exist but not yet proved. - humans are definitive host and Cyclops are the intermediate host. - no drug cures the infection but metronidazole can be used to limit infection. Reference : Parks textbook of preventive and social medicine, 23rd edition, pg no :245 p 