The following methods have been approved by the Scientific Working Group on the Analysis of Seizure Drugs. Scientific working groups are composed of subject matter experts who collaborate to identify best practices and develop consensus standards. Thus, these methods have been proven to be effective in the analysis of unknown (forensic) illegal substances and are therefore the best methods used in the identification of unknown substances. Not all of these methods are readily accessible at the point of care, as some require advanced technical knowledge and/or a laboratory setting. Therefore, any of the following methods may be appropriate in each case. This is because some clinics have easy access to more discriminatory methods through direct funding or industry partnerships, while some clinics have less accurate testing due to lack of funding or support. may rely on methods and equipment.