Mebirin Tablet is a prescription medicine used to treat and relieve symptoms of irritable bowel syndrome such as stomach pain and spasm, cramps in the abdomen, gas, bloating, and changes in bowel habits. This medicine relaxes muscles of the intestine and relieves spasms. Mebirin Tablet should be taken in a dose and duration as advised by your doctor. It is swallowed whole with a drink of water preferably 20 minutes before a meal to relieve or reduce post-meal symptoms. Let your doctor know about all other medications you are taking as some may affect, or be affected by this medicine. You should keep taking this medicine for as long as your doctor recommends. If you stop treatment too early your symptoms may come back and your condition may worsen. Remember following lifestyle modifications like having a fiber-rich diet, increase fluid intake and regular exercise can help you to get better results.This medicine has very less or minimal side effects but it may cause skin rash, fainting, or angioedema sometimes. Be cautious as it is important to stop the medication and inform the doctor if you encounter difficulty in breathing or swelling of the face, neck, tongue, or throat.Before taking this medicine, you should let your doctor know if you have liver and kidney problems. Pregnant or breastfeeding women should also consult their doctor before taking this medicine.