Page 34 - Medicinal Plants_PharmD general

7. Adulteration of powders.
Powdered drugs are found to be adulterated very frequently.
Adulterants used are generally powdered waste products of a suitable
colour and density.

8. Addition of synthetic drugs.
Synthetic pharmaceutical drugs are used for market and therapeutic
value. For example, the herbal products labelled to improve sexual
performance in men, when analysed, contained sildenafil.

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