Member of Parliament for Tabaquite Dr Suruj Rambachan is questioning the productivity of public health workers as rats run free on Charlotte Street in Port of Spain.
The opposition MP raised the issue after he found the money allocated to the city's public health department for materials was significantly less than salaries and wages.
The minister also expressed concern about CEPEP contractors not paying NIS contributions on behalf of workers.
But line minister Kazim Hosein said he is taking action.
Reporter Ria Rambally has more.