Poison pill may refer to:
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Suicide pill
A suicide pill (also known as the cyanide pill, kill-pill, lethal pill, death-pill, or L-pill) is a pill, capsule, ampoule, or tablet containing a fatally poisonous substance that a person ingests deliberately in order to achieve death quickly t ...
, a physical pill for suicide by poison
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Poison pill amendment or wrecking amendment, an addition to a legislative bill that renders it ineffective
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Shareholder rights plan
A shareholder rights plan, colloquially known as a "poison pill", is a type of defensive tactic used by a corporation's board of directors against a takeover.
In the field of mergers and acquisitions, shareholder rights plans were devised in the ...
, also called a poison pill, a subclass of anti-takeover provisions that dilutes the attacker's power
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Poison pill (NBA), a type of player contract provision for some free agents in the National Basketball Association
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Poison pill (NFL), a type of player contract provision for some free agents in the National Football League from 1996 to 2010
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