Erythroxib and celecoxib belong to a class of drugs, the effect can be. Celecoxib is a more commonly used painkiller, for anti-inflammatory and anti-rheumatic effect is better; can treat rheumatoid arthritis and rheumatoid arthritis, ankylosing spondylitis, acute pain effect is remarkable. Erexib is a non-steroidal pain reliever and is helpful for joint pain. Celecoxib side effects are gastrointestinal irritation and are contraindicated in the presence of heart disease; Erexib may cause allergic reactions, asthma, and gastrointestinal irritation such as nausea and vomiting. It is contraindicated in patients with known allergies to this or other xibutans and sulfonamide, and in people who have induced asthma, hives, or allergic reactions after taking aspirin or other nonsteroidal anti-inflammatory drugs. If you want to stop the pain, it is best to choose to use the drug according to the condition under the guidance of a doctor.