Special Drug Use Investigation for Relenza® (Zanamivir) (Prophylaxis)
Special Drug Use Investigation for Relenza® (Zanamivir) (Prophylaxis)
The purpose of this post-marketing surveillance study is to collect information on efficacy and safety for prophylactic administration of zanamivir in clinical practice in family or persons living with patients with influenza virus infection.
Inclusion Criteria:
Exclusion Criteria: