I have read your question.
Ur symptoms are of 5 weeks.
Temple headache on moving.
Cough with yellowish Sputum(mucus)
Left side chest pain
U got probably " A Sinus Infection
" which may have spread to lung with probable signs of Lower respiratory tract
infection. U have to consult Chest Physician Or E.N.T specialist for Symptoms that still worsening.
U can do local remedies to control It.
- Steam inhalations solution is beneficial.
- Drink Hot Tea/Coffee/Soup frequently 3-4 times
- Avoid Cold drinks even drink normal temperature water
- Quit Smoking
if U have habit
- Avoid Dust,pollens
- Put Hand on nose and mouth during coughing/sneezing
to prevent spread of infection to other.
Do consult above Specialists if required & ask for proper antibiotics.
Regads, Dr Jignesh