Meow2023 said:
This is something that will take some time and effort, along with guidance from your GD, however I cannot image it being impossible resolve.
Autism appears to be spread over a variety of different planets. Mercury rules information processing. Venus and Mercury rule aspects of behavior and communications with others. The Moon is necessary for understanding emotions. There could be more here.
Looking at the runes, you could use Mannaz for healing the mind and its faculties. Gebo and Ehwaz aid your ability to interact with others. Berkano for intuitive understanding, sensing, and emotions. You would start these on appropriate moon signs, on a Waxing moon.
In regards to a daily routine, this is where Saturn and the earth element come into play. Uruz and Nauthiz are runes which aid endurance and discipline, respectively.
You can also structure your efforts to solve this as a "freeing working", using Ansuz on a waning moon. This can help in a broad sense, in the case you are unsure of what to work on next.
How has your spiritual training been going thus far? Developing the basic, fundamental skills of magic is necessary to start implementing larger changes, like the above ones.