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ALTO 101

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Drug Profile

ALTO 101

Alternative Names: ALTO-101T TDS; ALTO-101; ALTO-101T

Latest Information Update: 13 Apr 2026

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At a glance

  • Originator Alto Neuroscience
  • Class Antipsychotics; Small molecules
  • Mechanism of Action Type 4 cyclic nucleotide phosphodiesterase inhibitors
  • Orphan Drug Status

    Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

    No
  • New Molecular Entity Yes
  • Available For Licensing Yes

Highest Development Phases

  • Phase II Schizophrenia
  • Discontinued Neurodegenerative disorders; Psychiatric disorders

Most Recent Events

  • 13 Apr 2026 ALTO 101 is available for licensing as of 02 Apr 2026. http://sntpseditorial/AdisCAWeb/Item.mvc/View/13595601/3949870#
  • 02 Apr 2026 Clinical trials in Schizophrenia in USA (PO), prior to April 2026
  • 02 Apr 2026 Efficacy, adverse event and pharmacokinetic data from a phase II trial in Schizophrenia released by Alto Neuroscience

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