Why do I wake up feeling nauseous at night?

From your symptom, you may have a GI infection. One can consult a gastroenterologist or any general physician to receive proper diagnosis and treatment. For now, ensure that you stay hydrated and avoid the spicy food. In case the symptoms aggravate, see a doctor quickly.

Incomplete bowel evacuation, inconsistent urination, and hyper-salivation can be caused by various issues such as nerve problems or muscle weakness. See a specialist who is capable of conducting the necessary tests and treatments to find out the actual cause of the problem. Medications or physical therapy may be among the many treatment choices to help you in your journey to recovery. 

You've had such a bad time with fever and diarrhea. Both could be the cause of your weakness later. The fever and the diarrhea ached your body thus, making you feel tired. You must hydrate yourself with water and soup. Light and easily digestible meals should be your priority. 

Some bleeding is normal after a fistula surgery, and one can frequently observe it. The irritation caused by the cream could make the area bleed. It might be a little patch that is perfectly normal. Avoid using harsh cream or disinfectants and keep the area clean. In case of continued or worsening of bleeding, it is better to contact your surgeon. Don't be scared, the after-effects of this kind of surgery are typically not serious.

You're dealing with hyperacidity, gas, and indigestion which can be pretty uncomfortable. Maybe it feels like you are stuffed with air and you have the following symptoms: burping out and having a sour taste in your mouth, tummy pain. This usually happens if you eat too quickly or have spicy foods. If you want to ease your symptoms, you could eat more slowly, cut back on spicy food, and take short walks after meals. Besides that, drink enough water. 

Chilies are a healthy ingredient that most people can eat without having problems. Even though, it is also possible for a stomach to become upset, or intestines to be inflamed with chili. Stomach irritations like these can lead to symptoms such as stomach pain, acid indigestion, or indigestion. In rare cases, some people can develop ulcers after eating extremely spicy foods. These sores can appear in the stomach or intestines' lining and cause discomfort and pain. In case of nausea, an antispasmodic should be taken right before bed.