Rescue & First Aid: Remove from source, airway support.
Decontamination: Gastric lavage, activated charcoal, skin wash.
Antidotes:
- Opioid $\rightarrow$ Naloxone.
- Organophosphates $\rightarrow$ Atropine, Pralidoxime.
- Cyanide $\rightarrow$ Nitrites + Thiosulphate.
- Iron $\rightarrow$ Desferrioxamine.
- Paracetamol $\rightarrow$ N-acetylcysteine.
Supportive care: Fluids, oxygen, ICU monitoring.

Smell (e.g., bitter almond in cyanide, garlic in phosphorus).
Corrosion in stomach/intestine.
Organ congestion (liver, kidney, lungs).
Preserved viscera for forensic analysis:
- Stomach + contents, small intestine + contents.
- Portion of liver, kidney, spleen.
- Blood, urine.

Nature of poisoning: Suicide, homicide, accidental, occupational.
Crime detection: Poisons used in murder (arsenic, cyanide).
Drug abuse: NDPS Act, 1985 regulates narcotics/psychotropics.
Industrial & environmental poisoning: Bhopal Gas Tragedy (1984).
Medical negligence: Wrong drug/overdose leading to poisoning $\rightarrow$ liability.
Legal Acts: IPC (Sec. 284, 328, 304), Poisons Act 1919, NDPS Act 1985, Drugs & Cosmetics Act 1940, Food Safety Act 2006.

K.M. Nanavati Case (1962) – Forensic evidence played role (though not poison-related, important for toxicology evidence use).
State of Haryana vs Santra (2000) – Linked to medical negligence in sterilization, relevant when toxic drugs are involved.
Bhopal Gas Tragedy Case (1984) – Led to Environment Protection Act, 1986.

Aspect	Details
Definition	Study of poisons, effects, and legal issues
Types	Clinical, forensic, environmental, occupational
Routes	Ingestion, inhalation, injection, absorption