The generic name of the drug, Intacin, is Diclofenac Sodium Gel, which has relatively fewer side effects compared to Ibuprofen. 1. Diclofenac sodium gel: occasional allergic or non-allergic dermatitis, such as small blisters, itching, edema, redness of the skin, pimples, large blisters, scaling, etc. Generalized rashes and anaphylactic reactions may occur in case of extensive long-term use. 2. Ibuprofen: common adverse reactions include measles, facial swelling, skin redness, rash, blisters, asthma, severe stomach bleeding, etc. Serious adverse reactions include shock, heart failure, heart attack, increased risk of stroke. Diclofenac sodium gel is mainly used to relieve mild to moderate pain in joints, soft tissues and muscles, such as relieving strain, contusion, strain, sprain of soft tissues and muscles, pain caused by low back injury, joint pain, etc. Osteoarthritis can also be treated with this product. It is contraindicated in patients who are allergic to this product and other NSAIDs, and in patients who are allergic to propylene glycol. Ibuprofen is available in different dosage forms, with oral, injectable and topical administration, and is mainly used for antipyretic and analgesic purposes. It is contraindicated in patients who are allergic to any of the NSAID classes, and is contraindicated before and after cardiac surgery. Patients are advised to go to regular hospitals if they have any physical discomfort, and follow the doctor’s instructions for symptomatic treatment.