Health Minister Harsh Vardhan has said that India is still far from achieving herd immunity against COVID-19 and people should continue to follow coronavirus norms laid out by the government.<br />''<br />''He said, even the soon-to-be-released second serosurvey's indications are that we are far from having achieved any kind of herd immunity which necessitates that all of us should continue following COVID-appropriate behaviour.<br />''<br />''Dr. Harsh Vardhan was answering questions posed by his social media interactors on Sunday Samvaad.<br />''<br />''Dr Harsh Vardhan said, Indian Council of Medical and Research (ICMR) is actively investigating and researching reports of COVID-19 reinfection.<br />''<br />''He said, although the number of reinfection cases is negligible at this moment, the government is fully seized of the matter.<br />''<br />''Dr Harsh Vardhan stressed that plasma therapy and Remdesivir should not be encouraged for COVID-19 treatment.<br />''<br />''He said, private hospitals have also been advised against routine use of these investigational therapies.<br />''<br />''Health Minister said, government is committed to increase the public healthcare spending from the existing 1.15 per cent of the GDP to 2.5 per cent by 2025.<br />''<br />''<span style="color: #222222;">He added that the 15th Finance Commission's high-level group on health has concurred that healthcare spending must be raised substantially in the next five years in view of the present pandemic.</span><br />