It is also important to keep your mouth clean by rinsing it with solution made with salt or bicarbonate of soda. Prescription mouth- washes containing painkillers and other effective ingredients are available for serious cases of mouth sores. If you have diarrhea, you should let your nurse or doctor know. Some anti-diarrhea medicines available without prescription might be helpful. There are also some prescription drugs which are much stronger that might be an option - which is why you need to talk to your doctor.
Diarrhea can cause dehydration, which can be serious.
Signs of dehydration should never be ignored. There are many different medicines that can control or prevent nausea and vomiting. Tell your doctor or nurse if you develop nausea or vomiting, so that they can decide what medicine might be helpful for you. Modifying your diet might also make you feel better. Avoid fatty or spicy foods.