Adulterants of herbal products can cause poisoning.
But
P P
PP
Tomlinson
B
B
Cheung
K O
KO
Yong
S P
SP
Szeto
M L
ML
Lee
C K
CK
D004340:Drug Contamination; D004365:Drugs, Chinese Herbal / Q000009:adverse effects*; D006801:Humans; D010946:Plants, Medicinal; D010947:Plants, Toxic; D011035:Podophyllum; D011041:Poisoning / Q000209:etiology
D004365:Drugs, Chinese Herbal