Although the exact cause of this relationship is not entirely clear, the calf muscles, thighs, buttocks, and back muscles are ... like ibuprofen and naproxen (via Medical News Today).

Naproxen can be used to treat muscle and bone disorders, so, it can help in relieving back pain. However, consult a doctor for the relief of back pain as it is important to find out the cause of ...

Ibuprofen (Advil or Motrin), naproxen (Aleve) and aspirin (Bayer or Ecotrin) are common pain relievers that belong to a class of medication called non-steroidal anti-inflammatory drugs (NSAIDs).