Right, to be clear: If the initial research is funded by government grants or at Uni or whatever, the overwhelming majority of the cost is still in Phase 2 and

Right, to be clear: If the initial research is funded by government grants or at Uni or whatever, the overwhelming majority of the cost is still in Phase 2 and 3 trials. This is why certain drugs don't get developed anymore - if it's a naturally occurring substance that can't be patented, nobody's gonna foot the gallion-dollar bill to go through trials.