The vast majority of the cyberware listed in RED exists for gamification purposes. Skate feet make you move faster. Rippers are a weapon. Chyron displays project HUD onto your eyeball. And so forth.
That doesn't mean other cyberware doesn't exist.
Just that we, at the moment at least, aren't making specific rules about having it. For example, in RED, there are implants that inject your medication into your bloodstream following a certain schedule or upon detecting specific signals from your Biomonitor.
The idea is similar to an insulin pump only more advanced because science fiction. The rules for them aren't in the RED core rulebook but neither is a cost.
GMs, if a Player want to build this into their Character, we recommend the following rule:
We'll explain this one a bit, since it isn't quite as famous as Cyberpunk or the Witcher. Mekton was our first RPG and is all about giant robots and their pilots. Inspired by Gundam, among other things, the game doesn't center on a single setting but
instead gives gamers the tools they need to simulate the giant robot setting/style of their choosing, from the Top Gun Soap Opera of Robotech to the dating sim style of Sakura Wars to the sentai-mimicing Voltron and beyond.