What is an analog drug?

• A. A natural plant extract with medical use
• B. Another word for a designer drug, synthetic
• C. An over-the-counter vitamin
• D. A nutrient supplement

Answer: (B)

An analog drug is a chemical crafted to resemble a known drug in both structure and effect, typically produced in a lab as a synthetic substitute. This is why it’s described as a designer drug: by tweaking the molecular structure, chemists create new compounds that act like the original drug, often to mimic its pharmacology while trying to stay ahead of regulations. It’s not a natural plant extract, which is simply a substance pulled from a plant and not a modified chemical. Nor is it an over-the-counter vitamin or a nutrient supplement, which are everyday nutrients rather than synthetic mimics of controlled substances.