Why do I have abdominal pain, fever, cold nose, fatigue?

This cleaner contains a strong che­mical. If you accidentally drink it, it causes stomach pain, nausea, and bre­athing troubles. You should quickly drink lots of water. The wate­r dilutes the hydrogen pe­roxide. Then immediate­ly visit a hospital. They have treatme­nts to remove it.

These are the symptoms of acid reflux such as acidity, throat burn, abdominal pain, and gas. It occurs when the acid in your stomach moves back up to your throat. To help with this, you can eat smaller meals, avoid spicy foods, and don't lie down right after eating. Drinking a lot of water may be beneficial too.

Bulimia Nervosa may be the problem you are facing. Frequently vomiting may be the reason behind this. It can result in a stomach ache, throat irritation, and even tooth decay. Your body requires food to maintain good health. A physician can treat you by giving therapy and suggesting a proper diet. 

Cyra-D can give rise to some issues when chewing it. This might cause symptoms such as stomach pain, nausea, vomiting, and diarrhea. Drinking plenty of water will help rinse it off. If you still feel unwell or experience any serious symptoms, such as shortness of breath or severe pain, it is important to seek help immediately by going to the hospital.

Vomiting and diarrhea indicate a stomach or intestinal infe­ction from viruses or bacteria, possibly from contaminated food or wate­r. Hydrate her well with wate­r. Provide bland foods like toast, rice, and bananas. If symptoms pe­rsist or worsen, seek me­dical advice. 

I advise you to take your child to a doctor. Based on proper evaluation and diagnosis, the doctor will be able to determine whether the problem faced is due some underlying medical issue such as food intolerance, infection  or some other reason. Based on that, treatment may be suggested which may include certain dietary and lifestyle changes, medications etc.