Pharmacognosy (çè¥å¸)
Pharmacognosy (çè¥å¸)
Pharmacognosy (çè¥å¸)
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The 18 th century, <strong>Pharmacognosy</strong>• Johann Adam (1759-1809)• Linnaeus (naming and classifying plants)• At the end of the 18 th century, crude drugswere still being used as powders, simpleextracts, or tinctures
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