<s>[INST] I have had a cold for 5 weeks(also have asthma that flares up with colds). Have a bad cough & greenish yellow mucus in nose & cough. I also have occasional black flecks in my mucus....I have done a course of Cefdinir & now am on Augmentin. All this with neb treatments & a steroid inhaler. What to do next? [/INST] Hello are an asthmatic patient and taking many Chat Doctor. In spite of this all symptoms present with greenish phlegm with black flecks in mucus. The possibilities of these symptoms may be, these include:1 Bronchiectasis, as this is the most common cause. A physical examination and sputum culture examination is important.2 Asthmatic allergic bronchitis, as proper antibiotics is not working, so get in sputum culture and  </s>