As the US patent for paracetamol is expired, generic versions are widely available. The Generic name of paracetamol is widely known as Generic Paracetamol. Note that paracetamol is itself a generic name. There are several companies that make this with brand names such as Panadol, Calpol, etc.
Paracetamol and ibuprofen work in your body in differant ways meaning that you can take them together, though not recomended. try this: 10am -Ibuprofen 12pm -paracetamol 2pm -ibuprofen 4pm -paracetamol and so on.
The first observation about the properties of paracetamol were made in thelate 19th century. Later in 1956, Brodie and Axelrod introduced 500 mg tablets of paracetamol in the UK. Finally in 1963, paracetamol was added to the British Pharmacopoe.