Structure–activity relationship of synthetic cathinones: integrated in silico, in vitro, and in vivo studies of α-PiHP analogues - Scorecard - MDSpire

Structure–activity relationship of synthetic cathinones: integrated in silico, in vitro, and in vivo studies of α-PiHP analogues

  • By

  • Martalu D. Pazos

  • Guillermo García-Díez

  • David Pubill

  • Xavier Berzosa

  • Roger Estrada-Tejedor

  • Jorge Camarasa

  • Elena Escubedo

  • Raúl López-Arnau

  • Núria Nadal-Gratacós

  • June 27, 2026

  • 0 min

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Clinical Scorecard: Investigating the Structure-Activity Relationships of Synthetic Cathinones: A Comprehensive Study of α-PiHP Analogues Through In Silico, In Vitro, and In Vivo Approaches

At a Glance

CategoryDetail
ConditionSynthetic Cathinones (SCs)
Key MechanismsModulation of monoamine signalling through transporter blocking and monoamine release.
Target PopulationIndividuals using New Psychoactive Substances (NPS).
Care SettingResearch and forensic toxicology.

Key Highlights

  • α-PiHP is a potent DAT inhibitor with high abuse potential.
  • Reported effects of α-PiHP include euphoria, tachycardia, and paranoia.
  • Emerging analogues of α-PiHP have been identified with varying structural modifications.
  • In vivo studies indicate robust psychostimulant effects similar to cocaine and methamphetamine.
  • α-PiHP was placed in Schedule II on the list of Psychotropic Substances in 2023.

Guideline-Based Recommendations

Diagnosis

  • Identification of SCs through forensic toxicology.

Management

  • Monitoring and risk assessment of emerging SCs.

Monitoring & Follow-up

  • Surveillance of NPS trends and associated health effects.

Risks

  • Potential for severe adverse effects including tachycardia and hyperthermia.

Patient & Prescribing Data

Users of synthetic cathinones and NPS.

Limited data on long-term effects and toxicity.

Clinical Best Practices

  • Conduct thorough risk assessments for emerging SCs.
  • Utilize in vitro and in vivo studies to understand pharmacological profiles.

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