I have gone through your query.
It suggests that you are suffering from the Eustachian tube dysfunction
You may take ---
1. Nasal decongestant.
2. Systemic decongestant.
3. Nasal steroid
4. Steam inhalation 5 times a day.
5. Chew gum contain Xylitol.
Consult your ENT specialist
for better diagnosis and management.
Wish you good health