Hi,My Daughter Is 2 Year 4 Moths Old.She Is Having

Hi,My daughter is 2 year 4 moths old.She is having motion problem.while doing that she suffer hardly 1 hour,sometimes it comes or its not.If we consult the doctor he advised MU-OUT Sachet ,this powder needs to mix with water and serve to my daughter.But from 6 month onwards we used that.in these 6 months she was fine.but from 3 days onwards she suffered with the same problem,even though if we give the MU_OUT powder.How can we resolve that problem to her