Generic Voltarol is an effectual pain reducing medicine that works by inhibiting certain substances that cause inflammation. This medicine is often prescribed for managing pain in rheumatic conditions, such as osteoarthritis, rheumatoid arthritis, ankylosing spondylitis, bursitis or tendinitis, and mechanical injuries to joints or muscles. It is also used in treating menstrual cramps. In addition, it is prescribed to reduce the attack of migraine attack, though it will not prevent the attack. Like every synthetic medicine, Generic Voltarol contains an active drug, which is known as Diclofenac, a non-steroidal anti-inflammatory drug (NSAID).
The aforementioned adverse effects are common ones; however, you may experience other symptoms. If they trouble you, consult the doctor for medical attention.