Breast implants on larger breast?

It may be possible however sagging is a common side effect related to weight fluctuations. Therefore, a lift may be recommended with your implants.

Yes, you are still able to get breast implants even if you have larger natural breasts. If you are wanting to add more upper pole fullness without adding more volume you may be a candidate for autoaugmentation. This uses your own tissue to give upper pole fullness. This is different from fat grafting. I've included a video that I hope you find helpful.