New medicines (AQA GCSE Biology): Flashcards
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Definition of a medical drug
Definition of a medical drug
A substance that treats the cause of disease or reduces symptoms
Three things new medicines are tested for
Three things new medicines are tested for
Toxicity, efficacy, and dose
Digitalis: source and use
Digitalis: source and use
Foxglove plants; treats irregular heartbeat
Aspirin: source and use
Aspirin: source and use
Willow bark/leaves; for aches and pains
Penicillin: source and use
Penicillin: source and use
Penicillium mould; fights bacterial diseases
Meaning of 'synthesised' for drugs
Meaning of 'synthesised' for drugs
Made using chemical reactions in laboratories
Toxicity in drug testing
Toxicity in drug testing
How poisonous or harmful a drug might be
Efficacy in drug testing
Efficacy in drug testing
How well a drug works at treating a disease
Methods used in preclinical testing
Methods used in preclinical testing
Cell cultures, tissue cultures, and live animals
Purpose of clinical trial Phase 1
Purpose of clinical trial Phase 1
Checks the drug is not toxic to people using healthy volunteers
What a double blind trial is
What a double blind trial is
Neither doctors nor patients know who gets real drug/placebo
What a placebo is
What a placebo is
Fake medicine that looks identical to the real drug