Journal of Food and Drug Analysis
March 15, 2021
Wen-Jing Yu, Linda B. Cottler, Jih-Heng Li
13 citations
Use of New Psychoactive Substances (NPS) has posed a global threat to public health and the security of the population. As of December 2019, the NPS items identified in total have outnumbered by three to one the controlled substances listed in the 1961 and 1971 UN Drug Conventions. However, most of these NPS have not been scheduled by the United Nations because of their easy modification on the...
Journal of Food and Drug Analysis
April 18, 2017
Ling‐yi Feng, Altansuvd Battulga, Eunyoung Han et al.
86 citations
Plant-based drugs of abuse are as old as recorded human history. Although traditional addictive substances, such as opium, cannabis and coca, have been controlled by the United Nations anti-drug conventions, many, if not most, natural plants with addictive or abuse liability remain elusive. Therefore, the United Nations Office on Drugs and Crime (UNODC) has warned the emerging threat from new...
Substance Abuse Treatment Prevention and Policy
September 23, 2016
Ling‐yi Feng, Wenjing Yu, Wei-Ting Chang et al.
49 citations
While the problem of methamphetamine still lingers, NPS have emerged as a new issue in both countries. However, the NPS pattern was different between Taiwan and Korea. Although the controlled NPS items in Taiwan were far less than those in Korea, the quantity of total NPS seizures, especially with ketamine, was much larger in Taiwan than in Korea. Different NPS pattern may also imply they were...
Journal of Food and Drug Analysis
September 1, 2014
Po-Xiang Lin, Jih-Heng Li, Su-Hwei Chen et al.
14 citations
In recent years, recreational use of Salvia divinorum (Lamiaceae), a herbal drug that contains a hallucinogenic ingredient, salvinorin A, has become a new phenomenon among young drug users. In Taiwan, as in many other countries, dry leaves of S. divinorum and its related concentrated extract products are available via the Internet. Besides S. divinorum, there are many endemic Salvia species...
Substance Abuse and Rehabilitation
April 1, 2011
Li-Tzy Wu, George E Woody, Chongming Yang et al.
40 citations
CONTEXT: Media and scientific reports have indicated an increase in recreational use of Salvia divinorum. Epidemiological data are lacking on the trends, prevalence, and correlates of S. divinorum use in large representative samples, as well as the extent of substance use and mental health problems among S. divinorum users. OBJECTIVE: To examine the national trend in prevalence of S. divinorum...
Substance Abuse and Rehabilitation
March 1, 2011
Jih-Heng Li, Vickna Kasinather, Cheung et al.
146 citations
Ketamine, a derivative of phencyclidine that was developed in the 1960s, is an anesthetic and analgesic with hallucinogenic effects. In this paper, the pharmacological and toxicological effects of ketamine are briefly reviewed. Ketamine possesses a wide safety margin but such a therapeutic benefit is somewhat offset by its emergence phenomenon (mind-body dissociation and delirium) and...