Take all of them at once! You cant overdose if you have superpowers! Or instead of invulnerability you get the specific power of talking to hamsters and you're fucked.
Sure. But remember, if you go out to fight Fing Fang Foom it's just you and your hamsters. The rest of the GLA is going to sit around at headquarters and play cards.
Apparently you have to eat half of each, but the pills in the picture look like capsules filled with liquid, how are you gonna take half of that if you only have the pills and no containers or anything
Feel them around until the seem equals?