welcome to health care magic forum,
he is suffering from indigestion
due to dentition, and green colour in stool shows bile problem, it is very common problem in small babies.
Prescribing any medicine here will be unethical, and this problem can be cured by Homeopathic
medicines very effectively and with out any side effects.
Just write down us at firstname.lastname@example.org and we will prescribe you a medicine and your baby will be fine..