Skin allergies; do not use in patients allergic to diclofenac or w/ asthma, hives or other allergic type reactions. Avoid in patients w/ ulcers or stomach & intestines bleeding or perforation; hepatic & renal disease or impairment. May increase risk of platelet dysfunction or fatal heart attack or stroke (same as oral diclofenac). Do not apply to area closed to the eyes, open wounds, infected areas, or to exfoliative dermatitis. Avoid use of occlusive dressings; sunscreens, cosmetics, lotions, moisturizers, insect repellents, or other topical medication on the same skin sites. Minimize or avoid sun exposure; may increase risk of UV light-induced skin tumors. Avoid in pregnancy (3rd trimester). Lactation. Elderly.