This could potentially indicate a serious condition that requires immediate medical attention. This can happen due to gastrointestinal bleeding, infection, or inflammation in the digestive tract. It's better not to delay and get the right treatment asap.

This could be because of a few different things such as gastritis, acid reflux, or even recurrent appendicitis. The doctor has given you Ondem MR since your current medication isn’t working to control the vomiting. However, if this continues, it would be best for you to return it to them so they can review it again and maybe do more tests to find out what exactly is causing it and give appropriate treatment.

The alcohol likely irritate­d your stomach, which can occur when consuming a lot. Throwing up blood might indicate a blee­ding stomach ulcer. Look out for stomach pain, dizziness, and fee­ling faint. It's important to stay hydrated and avoid alcohol until you're fee­ling better. If it persists, se­ek medical attention right away.

If you don't consume food for a month and only take sips of plain water not very often, your body is going to be very weak. There could be lightheadedness when competent thinking and muscles can even become smaller. In addition to being harmful to your organs, this also can be a matter of life and death. Eat properly to remain healthy. Try to take tiny portions of food and drink water many times in the day.