The baby’s drowsiness after vomiting may be due to indigestion, gastrointestinal cold, acute gastroenteritis, intracranial hemorrhage, intracranial infection, which requires timely hospital consultation to determine the cause and treat the cause. 1. indigestion: the child’s weak spleen and stomach, gastric power is insufficient to appear indigestion, resulting in internal environmental disorders, resulting in the child’s poor mental state and drowsiness symptoms. Oral probiotics or digestive enzymes can be taken under the guidance of a doctor to relieve symptoms; 2, gastrointestinal colds: gastrointestinal colds can also lead to fever, vomiting, drowsiness, runny nose, nasal congestion, etc. The child can be treated with sensitive antibiotics under the guidance of a doctor; 3, acute gastroenteritis: the usual unclean diet leads to acute gastroenteritis, vomiting with drowsiness, diarrhea, abdominal pain symptoms. At this time, pay attention to abdominal warmth, if necessary, under the guidance of the doctor oral montelukast, vitamin B6, multi-enzyme tablets, etc. to relieve symptoms. In addition, it is also easy to dehydration symptoms, should be timely rehydration, you can drink warm saline or sugar saline, serious cases need timely infusion; 4, intracranial hemorrhage: children because of previous head trauma, suddenly appear vomiting after drowsiness, need to immediately consult a doctor to clarify whether there is intracranial hemorrhage, light drug treatment, serious cases need surgery; 5, intracranial infection: if the child recently had a cold and fever, followed by vomiting, drowsiness, high fever 5, intracranial infection: if the child has a recent cold and fever, followed by vomiting, drowsiness, high fever, convulsions, etc., may be caused by intracranial infection, need to promptly seek medical attention, lumbar puncture cerebrospinal fluid and other related tests to clarify the diagnosis and treatment.