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Questions and Answers
What type of drugs are classified as Class A drugs?
What type of drugs are classified as Class A drugs?
- Prescription only medicines supplied by pharmacists
- Vitamins and minerals that can be purchased freely
- Dangerous drugs that require strict regulation and prescription (correct)
- Drugs that are available over-the-counter without prescription
What is true about Class B drugs?
What is true about Class B drugs?
- They are commonly known as Over the Counter medications
- They can be obtained without any prescription
- They are regarded as dangerous drugs
- They require an order from a practitioner and can be dispensed at the pharmacist's discretion (correct)
Which of the following best describes Class C drugs?
Which of the following best describes Class C drugs?
- They can be obtained over the counter without a prescription (correct)
- They are dangerous drugs that are highly regulated
- They include only antibiotics and antihypertensives
- They are prescription medications that require a doctor's order
Which of the following examples correctly fits within Class A drugs?
Which of the following examples correctly fits within Class A drugs?
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What is a common characteristic of Class C drugs?
What is a common characteristic of Class C drugs?
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Study Notes
Classifications of Drugs
- Drugs are categorized into three main classes: Class A, Class B, and Class C.
Class A Drugs
- Known as dangerous drugs, requiring strict regulation due to high potential for abuse.
- Necessitate prescriptions for supply.
- Examples include pethidine and morphine, which are potent opioids, as well as paracetamol.
Class B Drugs
- Labeled as Prescription Only Medicines (POM) or Pharmacy Only Medicines.
- Supplied through a practitioner’s order; discretion lies with pharmacists.
- Examples comprise antibiotics, anticonvulsants, antihypertensives like atenolol, and antihistamines such as indomethacin.
Class C Drugs
- Categorized as Over the Counter (OTC) medications, available without a prescription.
- Examples include paracetamol, non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen, cholesterol-lowering agents, antacids, as well as vitamins and minerals.
Additional Classifications
- Drugs can also be classified by their pharmacological or therapeutic action.
- Common classifications include analgesics (pain relief) and antiacids (neutralizing stomach acidity).
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