Not ethical for us to comment on Ayurvedic medicines. The treatment of Amblyopia consists of Regular use of spectacles, Daily Eye Patching in a proper ratio, Healthy nutritious diet, Regular follow ups with Ophthalmologists and dealing with any root cause of Amblyopia as there are different types of Amblyopia like Refractive, Stimulus deprivation, Strabismic etc.
Next Steps
Better to consult any Pediatric Ophthalmologist and follow the instructions.