Most people have trouble using inhalers the right way.
A spacer or holding chamber can help with certain types of inhalers. A spacer holds the medicine in a chamber, making it easier to breathe in. A spacer makes some inhalers more effective, especially steroid inhalers, because the spacer gives the medicine a chance to dry out before it is inhaled. Use the arrows to cycle through the presentation. If you need more than one puff, wait 1 -2 minutes before using the spacer again.