More than 550 nurses were detained after staging a hunger strike here demanding permanent employment status and other benefits, the police said on Friday.
According to police, the nurses were detained on Thursday night when they refused to disperse.
The protesters were then let off at the
Kelambakkam bus terminus early on Friday.
However, the nurses resumed their protest at the bus terminus. According to sources, the protest was organised by the Tamil Nadu Nurses Development Association and saw the participation of nearly 600 Medical Services Recruitment Board (MRP) nurses from various districts.