THIONOS AP 8 TABLET contains Aceclofenac, Paracetamol (Acetaminophen), and Thiocolchicoside which belongs to the group of medicines called Non-steroidal Anti-inflammatory drugs and Muscle relaxants. THIONOS AP 8 TABLET is used in adults for the management of acute inflammatory and painful conditions associated with muscle spasms, such as lower back pain, muscle spasm due to any injury, neck and shoulder pain, sciatica (type of nerve pain), degenerative vertebral disorders, ankylosing spondylitis (chronic back pain due to fusion of some bones of the spine), osteoarthritis, and rheumatoid arthritis.