Arsenic

Fatal Dose: 120- 200mg

Fatal Period: Narcotic Form 2-3 hoursGI Form 12-48 hours

AntiDote: Freshly Prepared hydrated ferric oxidefor gastric lavage10% solution of BAL for systemic effectsSuccimer Oral Dose

Medicolegal Importance: Homicidal, Accidental, Abortificient,Aphrodisiac, Cattle Poisoning

Mercury (Para/Quick Silver)

Fatal Dose: 204gm (elemental)[Succimer]

100gm (inorganic)[BAL]

10-60mc gm(organic)Fatal Period: 3-5 days

Antidote: Stomachwash with 250ml of sodium formaldehydePencillamine

MedicolegalImportance:

Copper Sulphate (Nila thutha, Blue Vitriol)

Fatal Dose: 30gms

Fatal Period: upto

72hours(3 days)

Antidote: Stomach

wash with 1%

potassium

ferocyanide

BAL, MgSO4

Oral Pencillamine

Medicolegal

Importance:

Accidental, Suicidal,

Exhibitional

Lead Acetate

Fatal Dose: 20 mg

Fatal Period: 2-3 days

Antidote: Stomachwash

with 10% Mg or sodium

sulphide

EDTA , BAL, Succimer

and Pencillamine as

chelating agent

Medicolegal

Importance: Accidental

Industrial Poison

Aluminium Phosphide (wheat Pills)

Fatal Dose: 5gm

Fatal Period: upto

24hours

Antidote: Stomach

wash with 3-5%

NaHCO3

Vit K

Medicolegal

Importance: Suicidal,

Homicidal,

Accidental,

Rodenticide

Aconite (Meetha Zehr)

Fatal Dose: 1gm of

root

250mg of extract

20 drops of Tincture

1mg of toxoid

Antidote: Stomach

wash with tannic

acid

Atropine

Norocain

Medicolegal

Importance:

Homocidal,

Nicotine (Tobacco)

Fatal Dose: 1mg/kg

body weight

Fatal Period:

Antidote: Stomach

wash with warm

water and activated

charcoal

Medicolegal

importance:

Accidental

Malingering

Infanticide

Digitalis (fox glove)

F.D: 15-30mg of digitalin

4mg of digitoxin

Fatal Period:

upto24hours

Antidote: Stomach wash

with 5% tannic acid

Atropine 0.6mg

Novocain/Propanolol

Medicolegal

Importance: Accidental

Used by Malingered to

stimulate sickness

Croton Tiglium ( Jamalgota; Nepla)

Fatal Dose: 4 seeds or

20drops of oil

Fatal Period: 6hours

Antidote: Stomach Wash

Medicolegal Importance:

Accidental, Abortification,

Homicidal, Arrow Poison

Ricinu Communicus (Castor Oil)

Fatal Dose: 6mg of Ricin

or 10 seeds

Fatal Period: Uncertain

Antidote: stomach wash

with warm water

Medicolegal Importance:

Accidental, Homicidal

Abrus Precatorius (rati)

Fatal Dose: 1-2 seeds

Fatal Period: 3-5 days

Antidote:

Symptomatic

Treatment

Medicolegal

Importance:

Accidental Suicidal

Cattle Poison

Homicidal Arrow

Poison

Semecarpus Anacardium (Marking Nut)

Fatal Dose: 10gm

Fatal Period: 24hours

Antidote: wash part with warm water

Medicolegal Importance: Used by dhobis

Accidental

Torture

Abortificient

Vitriolage

Artificial Bruise

Dhatura (Thorn apple)

Fatal Dose: 100-125 seedsAlkaloids 60mg for adults and 4mg for childrenFatal Period: 24hrs

Antidote: Stomach wash with 5% tannic acidNeostigmine or Physostigmine

MedicolegalImportance: Stupfying agent,

Opium (cerebral)

Fatal Dose: 2gm,

10ml of tincture

Fatal Period: 9-

12hours

Antidote: Stomach

wash with potassium

permaganate

Medicolegal

Importance: Ideal

suicidal, Infanticidal,

Accidental, Doping

Racing Horses

Cattle Poison

Canabis Indica (Bhang)

Fatal Dose: 10 kg/body

weight

Fatal Period: 12 hours

Antidote: Stomach wash

with warm water

Hypodermic Injection of

strychnine

Medicolegal

Importance: Accidental,

Stupefying for Road

side robbery, run omore

Nux Vomica

Fatal Dose:

Powdered 2mg

Strychnine 15-30mg

Antidote: Stomach

wash with 5%

tannic acid

Medicolegal

Importance: To kill

Street dogs

Accidenta

Suicidal

Homicidal

Aphrodisiac

Alcohol

Fatal Dose: >o.35%

in blood

Depends on age

Anti dote: Stomach

wash with 5% sodium

bicarbonate and

water

Medicolegal

Importance:

Accidental from

excessive drinking

Increased incidence

of head injury