Tiotropium
Also sold as: Spiriva
Prescription neededAsthma and breathing
Comes as:Inhaler
Usual adult dose
Usual adult dose: one inhalation once a day at the same time (18 micrograms by capsule inhaler, or 2 puffs of 2.5 micrograms by soft-mist inhaler). The capsules are for inhaling only — do not swallow them. Not for quick relief of an attack.
Your doctor may give you a different dose. Children's doses depend on weight.
Side effects
Common
- dry mouth
- constipation
- cough
- sore throat
Serious — get help
Stop taking it and see a doctor straight away if you notice:
- eye pain or blurred vision (glaucoma)
- inability to pass urine
- fast or irregular heartbeat
- worsening wheeze after use
Do not take it, or take care, if
- Narrow-angle glaucoma
- Enlarged prostate or difficulty passing urine (use with caution)
- Severe kidney disease (use with caution)
- Allergy to atropine-like medicines
Interactions
Medicines that can react with this one.
Moderate1 medicineTake together only with care. Ask your doctor or pharmacist.
- Ipratropium bromide
Both are anticholinergic inhalers; using them together adds side effects without clear benefit.