News & Perspective

Dec 28, 2009

(CIDRAP News) – The World Health Organization (WHO) said today that oseltamivir (Tamiflu)-resistant pandemic H1N1 cases in hospital settings suggest that treatment doses may need to be increased in immunocompromised patients who have flu symptoms.

The agency made this statement after a teleconference with experts about two recent clusters of resistant cases. It also concluded that the events don't signal a public health threat.

(CIDRAP News) – Health officials in Wales today announced the identification of a cluster of patients in a Cardiff hospital who are infected with oseltamivir-resistant pandemic H1N1 influenza.

(CIDRAP News) – While antiviral-resistant H1N1 influenza viruses remain rare, clinicians should watch for two particular kinds of H1N1 cases that seem more likely to give rise to viruses resistant to oseltamivir (Tamiflu), the World Health Organization (WHO) said today.