Nothing is 'in' paracetamol as such - it is just one molecule. It is made by nitrating phenol to produce 4-nitrophenol, which is then reduced to 4-aminophenol, from which paracetamol is made.
It is a class of drugs known as painkillers, designed to alleve pain without the loss of consciousness and function.
Aspirin, Paracetamol. Ibuprofren, codeine
It is certainly a polar molecule, although the exact value of it dipole moment I don't know.
no, because paracetamol is a anti-inflammatory medicine while antibiotics kill pathogens