Constipation right lower abdominal pain to eat what drugs need to choose according to the cause, if it is caused by organic factors, can be the cause of the choice of treatment drugs; if it is caused by functional factors, you can eat gastrointestinal dynamics of drugs, laxatives. 1. Organic factors: common cause of constipation organic diseases such as intestinal obstruction, etc., according to the cause of the causative treatment, such as gastrointestinal decompression, surgery, etc. to cure the obstruction. 2. Functional factors: according to the patient’s condition, we can choose laxatives such as mannitol, methylcellulose, polyethylene glycol, etc.; pro-dynamic drugs such as mosapride, itopride, etc.; micro-ecological agents such as bifidobacteria, lactobacillus tablets and so on. If there is constipation accompanied by pain in the right lower abdomen, you should go to the hospital for examination and treatment under the guidance of the doctor, not blindly use drugs.