Veena George is a Member of the Legislative Assembly from Aranmula constituency and is currently the Minister for Health and Family Welfare in Kerala.
Police said the accused attacked the doctor after she asked him to get admitted after a diagnosis.
KT Sindhu (45), who had sought treatment at the hospital, collapsed just moments after she was given an injection. Her husband alleged that the nurse's negligence was the reason for the death.
Health Minister Veena George said the government will take all steps to implement more facilities at the Kasaragod Government Medical College Hospital as demanded by the protesters.
Incidents like these prove how far scientific thinking is from society and personal life, said the CPI state secretary.
A Kerala delegation comprising ministers Veena George and P Rajeev landed in Cardiff on Monday.
There has been no explanation from the hospital's side, yet.
Questions were raised about the efficacy of the vaccine after several people succumbed to the virus despite availing the vaccine shots.
Documents obtained under RTI Act reveal that claims of Veena George in the Assembly and the Health Dept regarding the purchase of an unapproved anti-rabies vaccine are false.
Minister Veena George inaugurated a two-day conclave by Kerala Startup Mission (KSUM) in its efforts to further promote female participation in the founding companies.
The health department said a bite to the head was possible cause of death of the 12-year-old in Pathanamthitta, who had been administered three doses of rabies vaccination.