He added the states have already been directed to impost night curfews and curbs in districts with a more than 10 per cent test positivity rate and over 60 per cent occupancy of ICU beds.
Also Read: Indians stack up oximeters, masks, disinfectants to fight 2nd Covid-19 wave
"There is a clear balanced advisory...at the same time, in addition to this range of restrictions, if anything more is required, those options are always being discussed and those decisions, as being required, will be taken," VK Paul said.
Meanwhile, he also noted that significant guidelines have already been issued to the states.
As the country fights the menace of coronavirus amid a crunch of oxygen and other medical supplies, experts and political leaders have already advised Prime Minister Narendra Modi to impose a national lockdown to check the further onslaught of the second wave of COVID-19 in India. They have proposed this is the only option left before the Centre to break the chain of the virus transmission.
Also Read: Few weeks' lockdown in India can break COVID-19 transmission chain, suggests top US expert Dr. Fauci
America's top public health expert Dr Anthony Fauci has termed the current situation in India "very desperate" and has suggested the Centre should marshal all its resources, comprising the armed forces, to build makeshift field hospitals, appealing to other countries to help with not only materials but also personnel.
Advocating the urgency of nationwide lockdown, Dr Fauci explained that when a lockdown is enforced, it certainly interferes with the dynamics of the viral outbreak and the government can then break the continuity and the transmission of infection.
India, on Thursday, registered a new high of 4.12 lakh fresh COVID-19 cases and 3,980 deaths, taking the country's tally to 2,10,77,410, shows the health ministry data.