Though unlikely, methyl salicylate used may also increase the risk of bleeding or stomach ulcers in people who regularly take aspirin and other nonsteroidal anti-inflammatory drugs (NSAIDs ...

They shouldn't be used by children under 12 unless a healthcare ... and patches—including menthol, methyl salicylate, lidocaine, or capsaicin. The Icy Hot Sleeve comes in one form and dosage.