Trial and error is the best method to find the product that works best for you. All of these sore muscle rubs should be used only after the acute phase of the injury is over. They should not be used on cuts or abrasions, should not be applied immediately after a bath or shower, and should not be covered. It is available over the counter at pharmacies in two strengths. It may be useful for those who either don't respond to or who have developed sensitivity to other topical products.
Medicinal plasters are another group of topical products that are popular for various injuries.
These are available both from herb stores and pharmacies. Several brands of Japanese plasters are now being marketed and advertised in the media. Again, depending on the ingredients, these plasters have various uses. Usually they are applied and left in place for two to 24 hours, as long as blistering does not occur. More contemporary plasters have cloth or synthetic backings.