Relenza

What is it?

An antiviral preparation which is a neurnminidase inhibitor, available as a powder in blister disks for use with diskhaler, containing 5mg of zanamivir.

Medical Uses

Treatment of influenza strains A and B when there is a community outbreak.

Dosage

Adults, 2 inhalations twice each day for 5 days, beginning within 48 hours of symptoms first appearing.

Special Care

Pregnancy, breastfeeding; risk of bronchospasm - asthmatic patients or those with COPD should have ready access to fast-acting bronchodilator.

Avoid Use

Children.

Known Side Effects

In rare cases, headache, nasal irritation, gastrointestinal upset, swelling of throat due to fluid retention. Withdraw in event of acute bronchospasm and decline in respiratory function.

Manufacturer

Glaxosmithkline.