antidote

antidote /an·ti·dote/ (an´tĭ-dōt) an agent that counteracts a poison.antido´tal

---

chemical antidote  one that neutralizes the poison by changing its chemical nature.

mechanical antidote  one that prevents absorption of the poison.

physiologic antidote  one that counteracts the effects of the poison by producing opposing physiologic effects.

---

an·ti·dote (nt-dt)

n.

An agent used to neutralize or counteract the effects of a poison.

---

anti·dotal (nt-dtl) adj.

---

Antidote

A medication or remedy for counteracting the effects of a poison.

Mentioned in: Charcoal, Activated, Poisoning

---

antidote

[an′tidōt]

Etymology: Gk, anti + dotos, that which is given

a drug or other substance that opposes the action of a poison. An antidote may be mechanical, such as activated charcoal, which absorbs poisons in the GI tract and prevents their absorption; chemical, acting to neutralize the toxin; or physiologic, acting to oppose the action of the poison, as when a sedative is given to a person who has ingested a large amount of a stimulant or when a receptor blocker is administered to a person who has taken a large dose of the receptor agonist. antidotal, adj.

---

antidote,

n a substance that relieves, prevents, or opposes the action of a poison.

---

antidote (an´tidōt),

n a substance that acts to antagonize the toxic effects of a drug, especially in overdose, or of a poison. See also poison.

---

antidote

an agent that counteracts a poison.

---

chemical antidote

one that neutralizes the poison by changing its chemical nature.

mechanical antidote

one that prevents absorption of the poison.

physiological antidote

one that counteracts the effects of the poison by producing opposing effects.

universal antidote

a mixture formerly recommended as an antidote when the exact poison is not known. There is, in fact, no known universal antidote. Activated charcoal is now being used for many poisons.