A-BStim: Adrenaline Boost Stim: Temporarily boosts your health by 200%. The adrenaline effect wears off since it has a slight dilution factor built in. This was a genuine design decision since pro- longed high adrenal levels could cause bodily dam- age. There are still some side effects once the A- Boost wears off. You’ll return to your previous health level but you will also be affected by any physical damage which occurred while the A-Boost was in use.
Adrenaline (a.k.a. AB-stim). Lets you run faster and jump higher. The effect wears off in 30 seconds.