> Western Medicines > Tiotropium

What is Tiotropium for?

Tiotropium belongs to a class of medications called long-acting muscarinic antagonists. It can relax the smooth muscle of the airways to treat acute asthma and chronic obstructive pulmonary disease.

How to use it?

In Hong Kong, Tiotropium is taken through oral inhalation from handihaler and respimat. The respimat one is newer and easier to use, but more expensive.


Adult and elderly
Spiriva HandiHaler: 18 mcg once daily.
Spiriva Respimat: 5 mcg once daily.

Child above 6 years of age
Spiriva Respimat: 2.5-5 mcg once daily.


Chronic obstructive pulmonary disease
Adult and elderly
Spiriva HandiHaler: 18 mcg once daily.
Spiriva Respimat: 5 mcg once daily.

What are the side effects of Tiotropium?

Common side effects of Tiotropium include dry mouth, pharyngitis, upper respiratory tract infection, angina pectoris and headache.

Who should not take Tiotropium?

Pharmacist Tips:

  • Stop smoking while you are on this medication.
  • For asthma patients, know what triggers your asthma and avoid them.
  • Regular exercise at a moderate intensity.
  • Prime your inhaler before first use or when it has not been used for more than a week.
  • Use a spacer for children or elderly.
  • When using HandiHaler, the content should be inhaled twice after pressing once.

Common dosing schedule:

  • Inhaled Tiotropium is taken once daily, around the same time every day. For example, it can be taken in the morning before work every day.

This schedule is for reference only, adjustments may be made according to individual needs.


Some common medications Tiotropium may interact with:

Tiotropium may interact with many other medications. Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Tiotropium in Hong Kong?

In Hong Kong, Tiotropium is a prescription only medicine, and requires a prescription from a doctor to be purchased in a pharmacy. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.


For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Tiotropium in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.

Brands in Hong Kong
Spiriva HandiHaler
Spiriva Respimat
Available dosage
  • 2.5mcg / 18mcg (Inhalants)
Drug class
Sub class
Muscarinic Antagonists (Long Acting)