Welcome to HealthCare Magic
I can understand your concern. as you have mentioned your symptoms it seems like you have UTI. Burning sensation while passing urine are the sign of urinary tract infection
and seems like you had some minor injury
while removing the hair.
You should do Urine RE test to rule out the UTI and use these Medicine to get relief if the symptoms get worse you can also consult with your physician.
Citro Soda Sachet or Syp Citralka
drink plenty of water
If you have fever
can take paracetamol
other wise drop it
I hope have answered your Query , feel free to ask
wish you good health.