
The Indian Council of Medical Research has said that the H1N1 virus currently spreading in the country is not a new strain, amid a seasonal rise in cases. ICMR scientists identified the…
The Indian Council of Medical Research has said that the H1N1 virus currently spreading in the country is not a new strain, amid a seasonal rise in cases. ICMR scientists identified the virus as Influenza A H1N1 pdm09, similar to the A/Missouri/11/2025 strain, which has been in circulation since 2025 and matches the recommended vaccine strain for the northern hemisphere.

Delhi has recorded a sharp increase in H1N1 cases, with 1,777 of the 2,392 Influenza-A cases reported this year being H1N1, compared to 229 cases in the same period last year. Total influenza cases in the city have crossed 2,600. Health officials attribute the rise to monsoon conditions, including high humidity and temperature changes.
Patients with mild symptoms fall under Category A and can recover at home with rest and symptom management, without needing antiviral drugs or lab tests. High-risk groups, including pregnant women, people over 65, young children, and those with chronic illnesses, may be prescribed antivirals. Severe symptoms like breathing difficulty or confusion require hospitalisation. Union Health Minister JP Nadda and Delhi Health Minister Pankaj Kumar Singh have reviewed preparations, with 35 Delhi hospitals under monitoring and testing facilities active at AIIMS and NCDC.
This is not a novel virus but a known seasonal pattern. The key question is whether Delhi's public health infrastructure can handle the sudden load, given the city saw only 229 H1N1 cases in the same period last year. The ICMR's reassurance about vaccine match is critical: it means existing vaccines remain effective. The next signal to watch is whether case numbers continue rising into winter, which typically sees a second peak. If hospitalisation rates stay low, the current outbreak may remain manageable.
Source: bazaar.businesstoday.in
This story was synthesised by AI from the source linked above.