(CIDRAP News) Signaling that the current flu strains are likely to persist over the next several months, the World Health Organization (WHO) today recommended sticking with the current trio of vaccine strains for the Northern Hemisphere's next influenza season.
The WHO's vaccine strain advisory committee met on Feb 15 and 16 and released its recommendation on the WHO's Web site. The group recommends the following for next season's vaccine:
(CIDRAP News) Influenza activity in the United States last week increased in intensity and extent, sending more people to doctor's offices, the US Centers for Disease Control and Prevention (CDC) said today.
(CIDRAP News) Flu activity is increasing in many of the Northern Hemisphere's temperate-zone countries, with influenza B cocirculating with the 2009 pandemic H1N1 virus across Europe and teaming up with influenza A (H3N2) in the United States and Canada, the World Health Organization (WHO) said in its latest update.
Editor's note: The second paragraph of this story was revised on Sep 24 to correct an error. On the basis of information from ProMED-mail (published by the International Society for Infectious Diseases), the original version said it was unusual for the southern hemisphere vaccine composition to be the same as the preceding northern hemisphere vaccine. A later ProMED-mail posting made clear that this is not unusual.
(CIDRAP News) European health officials today reported signs of an increasing rate of resistance to oseltamivir (Tamiflu) in Europe's predominant subtype of influenza virus, but they cautioned that the rate seen in isolates tested so far may not reflect the real situation.
(CIDRAP News) European officials yesterday reported more evidence that one of the three types of seasonal influenza viruses is showing resistance to oseltamivir (Tamiflu) and said this represents the first clear sign that the resistant variant can spread.