My mother in law has breast cancer. She has been throwing up yellow stuff this afernoon and tonight. She has sitters with her and does not come in contact with any people. This makes me thing she ddes not have a stomach bug. She has been getting weaker by the day and takes pain medicine around the clock.
Thanks for your question on Chat Doctor. In my opinion she is having NSAIDs (Non-Steroidal Anti-Inflammatory Chat Doctor.  NSAIDs are commonly prescribed painkillers.  And gastritis is the most common side effect of it. Yellowish vomiting is nothing but bilious content of stomach. So try to follow these steps for better control. 1. Avoid hot and spicy food. 2. Avoid large meals, instead take frequent small meals. 3. Avoid stress and anxiety. 4. Start proton pump inhibitor and anti-emetic combination. 5. Restrict use of painkillers.  If necessary than use centrally acting