Thanks for posting your query.
Your symptoms are suggestive of a viral upper respiratory tract
infection with perhaps a bacterial infection overlay. You are very sick to improve by home remedy alone.
You should get evaluated bu the physician of your locality and treated.
Decongestant medicines are typically helpful and may be the clinician would like to add antibiotics.
You should improve the oral health, brush twice a day and do chlorhexidine
mouth gargles thrice a day and avoid eating any edibles during ensuing 2 hours to ensure good germicidal effect of chlorhexidine; Do warm saline gargles after you take anything orally.
Hope I have answered your query.
If you have any questions I will be happy to answer.
Please close the query if you have no other questions.
Wish you a good health.