It is not clear from your query that what medicine you actually used. Could you please mention the name of the drug (Brand name / generic name)? That would be helpful to answer your query in more details.
I hope you have given 'Albendazole' (Being the more commonly used drug) syrup.
For Albendazole, your child should get 400 mg as a single dose.Please check the syrup and make sure you have given her the right dose. Usual concentration of Albendazole syrup is 200mg/5ml. You should give her 10 ml in single dose in that case.
You can repeat the the dose after 3 weeks if necessary.
Remember, there could be causes other than worms for her abdominal pain
. If the pain is not subsided 1 day after the medication or the intensity of pain is more, or the baby is having any unusual signs (drowsiness
, lethargy, pale or bluish, excessive vomiting
, fever) - visit your pediatrician