Iso-Blu® Topical Analgesic. Isopropyl alcohol. Menthol. Eucalyptus. Camphor. Fast temporary pain relief for: Aches, soreness, strains. Uses: For the temporary relief of minor aches and pains or muscles and joints associated with arthritis, strains or sprains. Laboratory tested. Quality guaranteed. Questions or comments 1-800-525-2558.