Till date there are no limitation of age for the NEET examination. As a result, you can appear for it anytime but I would recommend you not to do so because anytime there can arrive limitations of upper age limit as cases are going on in Supreme court.

To know more about BAMS visit the link below:

https://www.careers360.com/courses/bams-bachelor-of-ayurvedic-medicine-and-surgery

To know more about NEET visit the link below:

https://medicine.careers360.com/exams/neet

I hope this answer helps. All the very best for your future endeavors!