Stomach pain, vomiting, fevar and motion

Hi, My baby has 3 years old and weight is 12 kgs, she is not taking food properly and she tell the that there is pain inside ass, so I felt that there is worms problem and given albendezole 3 ml at 8 pm in the evening, next morning she is suffered with gas problem and vomited two times and she told that having stomach pain. we given butter milk and some little rice and given vomikind 2 ml at 7 pm and after that no vomiting happened. On that evening 11 pm she having fevar with 102 we given P- 250 5 ml. Today morning she motioned white liquid with some worms and told that she has pain stomach and not taking much food , it really worries me a lot , what is the problem ? Is that really problem with albendozole or some thing ? Please suggest me ... Thank you Venkatesh