How do you use fentanyl transdermal patches? The pharmacist tells you ten steps. 1. Make sure. Doctor’s orders need to use fentanyl transdermal patch. 2. Site. Torso or upper arm unstimulated and unirradiated flat skin surface, avoiding elbows, armpits and other folds, if there is hair, should be cut before use (do not shave with a razor). 3, cleaning. Wash with water, do not use shower gel, soap, etc. The skin should be completely dry before using this patch. 4.Press. Open the sealed bag immediately after use, in the use of the palm of your hand need to press hard for 30 seconds to ensure that the patch and skin contact completely, especially should pay attention to its edge part. 5.Observation. Especially for the first time use, if shortness of breath, suffocation and other symptoms occur, immediately uncovered. 6, time. It can last for 72 hours. It is recommended to indicate the time at the edge of the patch and remove it after 72 hours. 7, avoid. Avoid strong light exposure, baking electricity, hot water bath, electric blanket, etc. on the sticky part. 8.Replacement. When replacing the patch, the sticky part should be replaced and not repeatedly applied in the same area. 9, waste paste. Put in the outer bag for the next pickup pharmacy recycling. 10, the treatment of adverse reactions. If constipation (more water, necessary open plug, lactulose); if skin allergies (lanolin ointment, ice chips talcum powder), etc.