If you have a cough, it indicates that your respiratory system is malfunctioning, which can be a big or small thing. Staying calm, taking medication, and seeking medical attention in a timely manner is a better way. 1, keep calm. I believe that many people will feel very panic when they start to cough up blood, in fact, this will only accelerate your condition, keep calm is the best plan. 2. Take medication. If a small amount of coughing up blood is okay, but if a large amount of coughing up blood, it is very necessary to take some hemostatic drugs, usually these drugs can be bought in pharmacies, some drugs need to go to the hospital to be prescribed. 3, promptly seek medical attention. However, if your condition worsens and you are not sure, you should go to the hospital for an examination. The hospital will do the corresponding examination, look for scientific reasons, prescribe the right medicine to stop the bleeding, and give the right treatment plan. In conclusion, coughing and bleeding is common and needs attention, because it can be the initial manifestation of a major disease, so it is necessary to have regular and comprehensive body checkups.