And even if FDA considered kratom to be safe as a botanical, marketers of kratom would be precluded by the Federal Food, Drug & Cosmetic Act (FD&C) from making claims that such products are intended to treat diseases. Such disease claims render a product an unapproved drug, Ullman said.
Indeed, the most common cause for coughing up blood is the least seriousâa ruptured small blood vessel caused by coughing and/or a bronchial infection. In patients with a history of smoking and those who are otherwise at risk for lung disease, however, hemoptysis is often a sign of serious illness.
While coughing up blood isnât a symptom to be ignored, most causes arenât serious. When a person has a respiratory illness or strong cough, this can irritate the airways and potentially cause coughing up blood. Examples of common and highly treatable causes of coughing up blood include: 1  irritation of the throat from excessive coughing â this is in many cases attributable to irritation from smoking cigarettes. 2  bronchitis.  chronic obstructive pulmonary disease (COPD), which can include chronic bronchitis or emphysema.