After first opening of the sachet: use the single-dose containers within 1 month.
Write down the date of first opening on the sachet.
After first opening of the single-dose container: use immediately and discard the single-dose container after use.
Keep the unused single-dose containers in the opened sachet in order to protect them from light.
Do not throw away any medicines via wastewater or household waste. Ask the pharmacist how to throw away medicines no longer in use. These measures will help protect the environment.