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Reduces the victims constitution to -1 (one drop) or -2 (two drops), with more drops making it last longer, which reduces the maximum health points. This is less effective than venom poison but both can be combined with hp poison to create "instant-death" poison mixtures.
* press poison sacs (thin white liquid)
* distill thin white liquid (thick white liquid)
* mix ground hemlock and water (light green liquid)
* mix the two liquids (colourless liquid)
* heat (oily colourless liquid)