This document summarizes information on various poisons, including arsenic, mercury, copper sulfate, lead acetate, aluminium phosphide, aconite, nicotine, digitalis, croton tiglium, ricin, abrus precatorius, semecarpus anacardium, datura, opium, cannabis indica, nux vomica, and alcohol. For each poison, it provides the fatal dose, fatal period, antidotes, and potential medicolegal importance. The document serves as a reference for poison identification and treatment.

1. Arsenic
 Fatal Dose: 120- 200mg
Fatal Period:
Narcotic Form 2-3 hours
GI Form 12-48 hours
AntiDote: Freshly Prepared hydrated ferric oxide
for gastric lavage
10% solution of BAL for systemic effects
Succimer Oral Dose
Medicolegal Importance: Homicidal, Accidental,
Abortificient,
Aphrodisiac, Cattle Poisoning

2. Mercury (Para/Quick Silver)
 Fatal Dose: 204gm
(elemental)[Succim
er]
100gm
(inorganic)[BAL]
10-60mc
gm(organic)
Fatal Period: 3-5
days
Antidote:
Stomachwash with
250ml of sodium
formaldehyde
Pencillamine
Medicolegal

3. 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,

4. 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

5. 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

6. 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:

7. Nicotine (Tobacco)
 Fatal Dose: 1mg/kg
body weight
Fatal Period:
Antidote: Stomach
wash with warm
water and activated
charcoal
Medicolegal
importance:
Accidental
Malingering
Infanticide

8. 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

9. 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

10. 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

11. 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

12. 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

13. Dhatura (Thorn apple)
 Fatal Dose: 100-
125 seeds
Alkaloids 60mg for
adults and 4mg for
children
Fatal Period:
24hrs
Antidote: Stomach
wash with 5%
tannic acid
Neostigmine or
Physostigmine
Medicolegal

14. 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

15. 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

16. 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

17. 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