Fixes painkillers leaving the body way too fast and adds minor feature to health analyzers

Metabolation of painkillers changed to stay in the body for ten minutes for each 15 units.

Additionally, minor change for the health analyzer. It will now be able to detect beneficial medicine in the body and tell the amount. This was majorly added for the new germs system, as the doctors needed to constantly know how much Spaceacillin is in the body.

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