Duovent

What is it?

A selective 132 agonist and antimuscarinic containing of I OOµg of fenoterol hydrobromide and 40µg of ipratropium bromide per dose, available as a metered dose aerosol. Also, DUO VENTAUTOHALER, containing 100µg of fenoterol hydrobromide and 40µg of ipratropium bromide per dose, available as a breath-activated, metered dose aerosol.

Medical Uses

Obstruction to airways inasthma or COPD, for bronchodilation.

Dosage

Adults, 1 or 2 puffs 3 to 4 times each day; children aged over 6 years, 1 puff 3 times each day.

Avoid Use

Children under 6 years. Also, DUOVENT UDV, containing 1.25mg fenoterol hydrobromide and 500µg of ipratropium bromide per 4ml of solution, in vials for use with nebuliser.

Medical Uses

Acute severe asthma.

Dosage

Adults and children over 14 years, 1 vial nebulized immediately. Repeat under supervision. Maximum of 4 vials in 24 hours.

Avoid Use

Children under 14 years.

Special Care

Pregnancy, breastfeeding, severe heart and circulatory disorders, recent heart attack, hyperthyroidism, hypertension, glaucoma, enlarged prostate gland.

Possible Drug and Food Interactions

Sympathomimetics, β-blockers, anticholinergics, corticosteroids, anaesthetics, xanthines, antidepressants, diuretics, digoxin.

Known Side Effects

Headache, dry mouth, nausea, dizziness, heart arrhythmias, trembling, raised heart beat rate, low blood calcium levels, nervousness.

Manufacturer

Boehringer Ingelheim.