My 2 year daughter was borm low birth baby with (1.800 kgs) she use to vomit every 2 - 3 thirc a week . now she is 23 months old and we came to know she has problem Cyclic vomit. in every 15 day vomiting re occure and she stop take water as well as food and doct had prescribe Valparin for her . she is curently 10 kgs. please advice me

Summarized question: How safe is taking Valparin for cyclic vomiting syndrome?