Talk to General Physician on Hairfall,neck Irritation Mucus

from the last 2 months my health wasn't good since ramadan..i was facing breathe issue and white mucus lose alot of weight after having good diet..then consult doctor after proper examination...he prescribed me medicines like myteka, azomax and said you dont need to be worry its just an allergy..after those medicines i was feeling better...but now from last 1 and half having a lot of hairfall while taking shower..people said its due to moonsoon but having irritation in neck and mucus what should i do... someone said to me go for TFT test ?