Stomach pain after eating raw pickled shrimp may be caused by allergy, indigestion, gastroenteritis, etc. It can be treated by using allergy medication, gastric stimulant, anti-inflammatory drugs and other medications. 1. Allergy: If it is the first time to eat shrimp after abdominal pain symptoms, accompanied by itching sensation, may be caused by seafood allergy. It is recommended to take loratadine tablets, chlorpheniramine maleate tablets and other drugs to fight allergies, which can make the discomfort symptoms relieve as soon as possible. 2. Indigestion: Eating raw pickled shrimp may lead to indigestion, resulting in gastrointestinal tract peristalsis slowed down, decreased digestive function of gastric distension, nausea, vomiting, diarrhea and other symptoms. You can take domperidone tablets, gastrointestinal tablets and other drugs, and abdominal massage to promote gastrointestinal peristalsis, help digestion, relieve abdominal pain symptoms. 3. Gastrointestinal diseases: after eating raw pickled shrimp may cause gastroenteritis and accompanied by diarrhea, abdominal pain and other symptoms, you can take norfloxacin capsules, montelukast and other drugs antibacterial anti-inflammatory, anti-diarrhea and pain. After eating raw pickled shrimp stomach pain may have other reasons, if the above symptoms, it is recommended to go to the hospital in a timely manner, early formal treatment. All of the above medication should be used under the guidance of a doctor, avoid self-medication.