Acetaminophen or Paracetamol (Tylenol) is for mild - moderate pain. It is a plain analgesic (pure pain relief)<br>Aspirin and Ibuprofen belong to the NSAID (non-steroidal anti-inflammatory drugs) group. It has anti-inflammatory properties like reduction of swelling. It also affects clotting and platelet function and aspirin itself is not a cery good analgesic. Ibuprofen is a much better analgesic. Both ibuprofen and aspirin can cause clotting problems as well as gastritis and if you have a gastric or duodenal ulcer, it may cause bleeding with prolonged use.<br><br>So consult your family physician if you are not sure.