The information provided here is not a replacement for a doctor. You shouldn't use it for the purpose of self-diagnosing or self-medicating but rather so you can have a more informed discussion with a professional TCM practitioner.
In Chinese Medicine retarded growth in children can be treated by one herbs that we have on record. Here is the list below.
Tortoise plastron might help with retarded growth in children
Why might Tortoise Plastron (Gui Ban) help with retarded growth in children?
Because it is a herb specifically indicated to treat retarded growth in children as can be seen on Tortoise Plastron's page.
Tortoise Plastrons is a Cool herb that tastes Salty and Sweet. It targets the Heart, the Kidney and the Liver.
Its main actions are: Nourishes the Yin and holds down the Yang. Strengthens the Kidneys and strengthens the bones. Cools the Blood, stops uterine bleeding. Nourishes the Heart. Promotes Healing.
Other symptoms often associated with retarded growth in children
Vertigo Night sweats Lightheadedness Tinnitus Diminished hearing Tremors Amnesia Hypertension Abnormal uterine bleeding Anxiety