Buy Trefentanyl Powder Online

Trefentanyl Powder (A-3665) is a potent narcotic analgesic, closely related to fentanyl and developed in 1992. It shares similarities with short-acting fentanyl analogs like alfentanil. In comparative studies, trefentanil exhibited slightly higher potency and shorter duration of action compared to alfentanil, along with significantly more severe respiratory depression. While not approved for clinical use, trefentanil is still utilized in research settings.

**Effects and Risks**

Trefentanil produces effects similar to alfentanil and fentanyl but is more potent and short-acting. Side effects of fentanyl analogs, including trefentanil, mimic those of fentanyl itself, such as itching, nausea, and potentially severe respiratory depression, which can be life-threatening. The risk of respiratory depression is particularly high with potent fentanyl analogs like alfentanil and trefentanil, posing a significant risk of fatality if used outside of a hospital setting without appropriate artificial respiratory support.

**Clinical Information**

– **ATC Code:** None

**Compound and Physical Data**

– **Formula:** C25H31FN6O2
– **Molar Mass:** 466.551 g/mol