Disposal Methods of Used Pressurized Metered Dose Inhalers and Spacers by Families of Children With Asthma

The choice of disposal method of used pressurized metered dose inhalers and spacers by families of children with asthma were evaluated by a questionnaire. The disposal methods used for inhalers and spacers by the 120 children enrolled included giving to plastic/metal waste collectors (28.3% and 33.3%), burning (15.8% and 8.3%), general waste (9.2% and 6%), burial (5.8% and 2.4%), hospital waste (1.7% and 1.2%), rivers (0.8% and 1.2%) and open dumping (0.8% and 0%), respectively. Further, 37.5% of inhalers and 47.6% of spacers were awaiting disposal after use, and were stored at home.