Instruction of use

* Customer support is available in Japanese only.

Download(PDF)Video Instruction

Inavir inhaler is filled with medicine.

Tips and precautions when inhaling

Take a deep breath and relax. It is not necessary to inhale excessively, nor to hold your breath for a long time.

*Some people might find the medicine bitter.

For "Treatment" and "Prevention" of influenza virus infection

Usage and dose when you use INAVIR for "Treatment" and "Prevention"

INAVIR is an inhalation medicine with antiviral effects. Inhaling the medicine (inhalation of just one dose) in the container prevents the influenza virus from spreading inside your body. (The container holds powdered medication)

Usage when you use INAVIR for "Treatment" and for "Prevention"