11. For this reason it is essential to use multiple different tests to show all adulterants . 12. It has been found as an undeclared adulterant in supposedly " natural " health supplements. 13. Because of this similarity, it has sometimes been used as an adulterant for rose oil. 14. This concern is especially relevant to those with underlying medical conditions incompatible with undeclared pharmaceutical adulterants . 15. Levamisole, which is a common adulterant of cocaine, can cause an ANCA positive vasculitis. 16. Xylazine has similar behavioral consequences as heroin, thus it is commonly used as an adulterant . 17. In wartime adulterants have been added to make foodstuffs " go further " and prevent shortages. 18. Adulterants added to reduce the amount of expensive product in illicit drugs are called cutting agents.19. Antimony trichloride has also been used as an adulterant to enhance the louche effect in absinthe. 20. Strychnine is now available as a rodenticide as well as an adulterant in drugs such as heroin.
