Here are some common causes of coughing and vomiting:
* Infections: Viral infections (like the common cold or flu) and bacterial infections (like pneumonia or bronchitis) can cause coughing and vomiting.
* Gastrointestinal problems: Gastritis, ulcers, and food poisoning can also cause these symptoms.
* Allergies: Allergies to pollen, dust mites, or food can trigger coughing and vomiting.
* Asthma: Asthma can cause coughing, and in some cases, it can also trigger vomiting.
* GERD: Gastroesophageal reflux disease (GERD) can cause coughing and vomiting, especially at night.
* Medication side effects: Some medications can cause coughing and vomiting as a side effect.
It's essential to see a healthcare professional to determine the underlying cause of your symptoms and receive appropriate treatment.
Please note: I am not a medical professional, and this information is not intended to be a substitute for professional medical advice.