This mycoplasma pneumonia
is the mildest type pneumonia and is called as WALKING PNEUMONIA because you rarely need hospitalisation with this pneumonia.
ERY-MAX is the ideal medicine for this problem.
The problem will go away with treatment however pain chest persists for some time because of coughing.
Since it is spread by droplet infection you must wash your hands regularly and keep some cloth on your mouth when coughing so that it doesn't infect others.
and take proper nutrition.
There is no harm in going for party.
Carry on with your enjoyment.
Best of luck