Answer
Yes. Timolol can cause bronchospasm or worsen breathing disease. The combination is contraindicated with asthma or a history of asthma and with severe COPD.
Sources for this answer
- Taptiqom 15 micrograms/ml + 5 mg/ml eye drops, solution in single-dose container — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.