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Syllabus

Drugs and Medicines — Syllabus

Telangana Open School (TOSS) · Class 12 · Chemistry

What Drugs and Medicines covers in Telangana Open School (TOSS) Class 12 Chemistry: 4 topics, for the 2026-27 session.

43 questions35 flashcards5 concepts

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4 Topics · Telangana Open School (TOSS) Class 12 Chemistry · 2026-27

Topics in Drugs and Medicines

1

1. Drugs and Medicines: Definition and Difference

  • Medicines are substances used to treat or prevent diseases and are scientifically tested and approved by authorities like the Drug Controller of India.
  • Drugs are chemical substances that can be used medicinally but also include habit-forming substances like morphine, heroin, and cocaine.
  • All medicines are drugs, but not all drugs are medicines.
2

2. Classification of Medicines and Their Actions

  • Medicines are classified based on their action or use.
  • Important classes include antipyretics, analgesics, antiseptics, disinfectants, antacids, antibiotics, antimalarials, tranquilizers, and contraceptives.
  • Each class has specific examples and mechanisms of action.
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3. Important Chemicals and Their Uses

  • Aspirin (acetyl salicylic acid) is prepared from salicylic acid and acetic anhydride.
  • Paracetamol is synthesized from p-aminophenol and acetic anhydride.
  • Phenol is antiseptic at 0.2% but disinfectant at 1% or higher.
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4. Hazards and Alternative Systems

  • Self-medication is dangerous — can lead to overdose, underdose, or drug resistance.
  • Over-the-counter (OTC) medicines (e.g., crocin, aspirin) don’t need prescriptions.
  • Scheduled drugs (e.g., morphine) require prescriptions due to addiction risk.

Key Concepts

Central concept: Drugs and Medicines

Definition of Drugs and MedicinesClassification of MedicinesImportant Chemicals and ReactionsSelf-Medication and HazardsAlternative Systems of MedicineFood Preservatives and Artificial Sweeteners

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Frequently Asked Questions

What are the important topics in Drugs and Medicines for Telangana Open School (TOSS) Class 12 Chemistry?
Key topics in Drugs and Medicines include Drugs and Medicines: Definition and Difference, Classification of Medicines and Their Actions, Important Chemicals and Their Uses, Hazards and Alternative Systems. Study these first, then practise questions on each for the Telangana Open School (TOSS) Class 12 board exam.
How should I revise Drugs and Medicines for the Telangana Open School (TOSS) Class 12 board exam?
Learn the core ideas first, then work through the 43 practice questions on Drugs and Medicines. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All Telangana Open School (TOSS) Class 12 Chemistry Syllabus

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