After the muscle strain can be plastered, through the plaster to promote the blood circulation of the injury site, accelerate the metabolism of cells, facilitate the recovery of the injury. However, it is not recommended to apply plasters in the acute stage of strain, because at this time the strained muscle will have local bleeding, at this time plasters will aggravate the symptoms of swelling and pain, which is not conducive to the recovery of the strain, plasters are best applied after 24-48 hours after the strain. In addition to the application of plaster treatment after the strain, but also to give appropriate braking, to avoid excessive activity caused by secondary injury, local cold compress, elevation is also conducive to the recovery of the strained parts. In the choice of ointment is best to choose the regular manufacturer of blood activation, pain relief ointment, if the patient is allergic, appear swelling aggravated, pain intense, do not use the ointment.