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The Indian Council of Medical Analysis (ICMR) on Sunday (August 23, 2026) mentioned that the Influenza A (H1N1) viruses at present circulating within the nation belong to the A/Missouri/11/2025 (H1N1) pdm09-like virus pressure. It clarified that no new pressure of H1N1 has been recognized and there’s no trigger for panic.
“These viruses belong to clade 6B.1A.5a2a, subclade D.3.1.1, and have been in circulation since 2025. The Influenza strains at present circulating are additionally nicely matched with the vaccine strains advisable for the Northern Hemisphere,” ICMR mentioned. “Seasonal influenza, together with H1N1, is generally self-limiting,” it added.
Frequent signs of the sickness embrace fever, cough, headache, and physique ache, and most of the people get well with applicable care and relaxation. Nonetheless, younger youngsters, aged individuals, and people with underlying medical circumstances could also be at a higher danger of issues. If signs persist, worsen, or develop into extreme, session with a health care provider is suggested, it mentioned.
The Union Well being Ministry has mentioned that it’s intently monitoring the scenario by way of common surveillance and is enterprise needed public well being measures.
India has registered an increase in seasonal Influenza A(H1N1) circumstances, generally known as swine flu, this monsoon, particularly in main cities. Delhi has reported 1,777 confirmed H1N1 circumstances up to now this 12 months, together with 114 new circumstances on August 20. Karnataka has registered over 4,000 circumstances, with greater than half reported from Bengaluru. Rising influenza exercise has additionally been reported in Mumbai, Chennai and components of Kerala.
Nationwide Centre for Illness Management (NCDC) knowledge present that H1N1 exercise was comparatively low in 2021 (778 circumstances, 12 deaths) after the pandemic interval, however rebounded sharply in 2022 (13,202 circumstances, 410 deaths) and remained substantial in 2023 (8,125 circumstances, 129 deaths). By June 2024, India had already recorded 7,215 circumstances and 150 deaths, and year-end numbers have been larger. NCDC’s 2025 reporting reveals that H1N1 continued to flow into throughout a number of States.
NCDC maintains a nationwide influenza surveillance community and publishes State-wise knowledge and H1N1 therapy/prevention pointers. It recommends seasonal influenza vaccination based mostly on WHO pressure suggestions. For the 2025–26 season, India’s advisable trivalent vaccine included H1N1, H3N2 and B/Victoria elements, with circulating Indian H1N1 strains aligning with vaccine strains.
“Individuals at larger danger ought to think about annual vaccination and search medical recommendation promptly if flu signs develop into extreme,” Anil Bansal of the Delhi Medical Affiliation mentioned.
Revealed – August 23, 2026 07:56 pm IST
