Spiriva Respimat Solution for Inhalation is a clear, colourless solution of tiotropium bromide monohydrate filled into a 4.5 mL cartridge. Each cartridge providing 60 puffs (30 medicinal doses). The solution is to be used with a Respimat Inhaler.
The delivered dose is 2.5 microgram tiotropium per puff (2 puffs comprise one medicinal dose) and is equivalent to 3.124 microgram tiotropium bromide monohydrate.
The delivered dose is the dose which is available for the patient after passing the mouthpiece.
Excipients/Inactive Ingredients: Benzalkonium chloride, Disodium edetate, Purified water, Hydrochloric acid 3.6% (for pH adjustment).