If you want advice on parasite medications go to Parasites: Drugs Support Forum. Several experts there can advise you.
In treating a child with herbs and supplements it's advisable to treat the whole family, including pets and learn to avoid reinfection. Is your child on a gluten free diet? One popular herb mixture, Humaworm, has a CZ Forum: Ask Humaworm. For treating with Hulda Clark 's herbs contact the Dr. Clark Information Center online.