Cleaning Omron nebulizer is now easy just in 3 steps! Step 1: Wash the Nebulizer kit (inhalation top and medication cup), mask, and mouth piece in warm water with mild detergent. Wash the vaporizer head with running water. Step 2: Rinse all parts throughly in clean hot tap water. Step 3: Let the parts dry. Do not use brush or sharp objects. Find out more about Omron's nebulizers at: https://www.omronhealthcare-ap.com/sg/category/9-respiratory-therapy | Omron Healthcare | Facebook