Dr. Hanif warmly welcomes you with thanks for a consult! I have carefully worked through your case, and can well realize your health worries. Being your physician, I want to assure, I will take care all of your medical concerns according to the latest medical guidelines. Due to the smoking and Meth use the lungs have got considerable damage and also you have got severe respiratory tract infection. You need treatment and a thorough evaluation. For that I preferably refer you to consult a Pulmonologist. He will do a thorough examination and will go for a chest X-ray and sputum test. He will go for the medications according to the results that will include some antibiotics appropriate for the causative organisms (May be Azithromycin) and Ibuprofen, Claritin, Cough syrup and some Mucolytic to help your sputum expelled out easily. Steam inhalation and Warm Mist vaporizer in the room will help you get a sound sleep at night. Hope I answered all of your questions. Please click on I Find This Answer Helpful and don t forget to add your precious positive feedback to help me able to assist you better in future too. For any disease you have, a timely follow-up regarding the treatment efficacy and to see if there is any need to change the treatment options is very necessary. So keep a follow up to see how you doing. Remember to write down my name in the start of your question next time, & I will be with you right away. I am available 24/7 for providing you expert medical opinion on any health issue. Have a blessed time ahead. Regards! DR. MUHAMMAD HANIF USA FOR DIRECT QUESTIONS: http://doctor.healthcaremagic.com/Funnel?page=askDoctorDirectly&docId=70199