FAB-144, classified as an indazole-derived synthetic cannabinoid, is believed to exhibit vigorous agonistic activity towards the CB1 receptor. This compound has gained notoriety for its online availability as a designer drug and is the indazole counterpart of XLR-11.

IUPAC name
CAS Number2180935-79-7 
PubChem CID102135350
Chemical and physical data
Molar mass330.447 g·mol−1

Legal status

On November 10, 2014, Sweden’s public health agency recommended the classification of FAB-144 as a potentially dangerous substance.


  • What is FAB-144?
  • FAB-144 is an indazole-based synthetic cannabinoid often associated with the designer drug market. It is known for its potential to act as a potent agonist on the CB1 receptor, similar to other synthetic cannabinoids.
  • Is FAB-144 Legal?
  • The legal status of FAB-144 varies from one jurisdiction to another. It is essential to check your local laws and regulations concerning the possession, sale, or use of FAB-144.
  • What Are the Effects of FAB-144?
  • FAB-144’s effects can include feelings of relaxation, euphoria, altered perception, and increased heart rate. However, it can also lead to adverse effects such as anxiety, paranoia, and health risks.
  • Is FAB-144 Safe to Use?
  • The safety of using FAB-144 is not well-studied, and it may carry risks to physical and mental health. The lack of research and regulation means that the purity and safety of the product may vary.
  • How is FAB-144 Used?
  • FAB-144 is often consumed by inhaling it as a vapour, but it can also be ingested or used in other ways. It’s crucial to note that the methods of use and dosages can significantly affect the potential risks and effects.
  • Is FAB-144 Addictive?
  • Synthetic cannabinoids like FAB-144 can be habit-forming, and some individuals have reported withdrawal symptoms when discontinuing use. The potential for addiction varies from person to person.
  • Can FAB-144 Be Detected in Drug Tests?
  • FAB-144 and similar synthetic cannabinoids might not be detected in standard drug tests. However, some specialized tests can identify their presence.
  • Are There Health Risks Associated with FAB-144?
  • Yes, there are health risks associated with FAB-144 use. These risks may include cardiovascular problems, anxiety, paranoia, and adverse psychological effects. The lack of quality control in illicit products makes it difficult to predict the exact risks.
  • Can FAB-144 be used for Medical Purposes?
  • FAB-144 is not approved for medical use nor considered a safe or effective treatment for any medical condition. It is strictly intended for research purposes.
  • Where Can I Get Help or More Information About FAB-144?
  • If you have concerns about FAB-144 or need help with substance abuse, seek assistance from a medical professional, addiction specialist, or helpline. Additionally, reliable sources such as government health agencies can provide information on the potential risks associated with this substance.


  1. “FAB-144” – Source: Cayman Chemical. Accessible on July 23, 2015.
  2. The Swedish Public Health Agency (Folkhälsomyndigheten) proposed the classification of cannabinoids as hazardous substances. This recommendation was retrieved on July 23, 2015.

Leave a Comment

Your email address will not be published. Required fields are marked *