 [ Symptoms ] i was diagnosed with gastritis i now have stomach inflammation [ Disease ] here are some basic guidelines for caring for metered dose inhalers and dry powder inhalers but be sure to follow any additional instructions your doctor gives you use a dry cloth to wipe away powder or residue from your inhaler only use water if your health care provider recommended it clean a spacer every other day    or once a week if you use it rarely remove the soft ring at the end of the spacer soak the spacer and ring in warm water with mild detergent rinse the ring and spacer in warm water let the ring and spacer air dry or dry them thoroughly with a paper towel before putting them back together do not store your metered dose inhaler or dry powder inhaler near heat or an open flame