This is a list of investigational post-traumatic stress disorder drugs, or drugs that are currently under development for clinical use for the treatment of post-traumatic stress disorder (PTSD) but are not yet approved. Chemical/generic names are listed first, with developmental code names, synonyms, and brand names in parentheses. The format of list items is "Name (Synonyms) – Mechanism of Action [Reference]". This list was last comprehensively updated in September 2025. It is likely to become outdated with time.
Under development
Preregistration Midomafetamine (MDMA; Ecstasy) – serotonin–norepinephrine–dopamine releasing agent, weak serotonin 5-HT2 receptor agonist, and entactogen [1]
Phase 3 Aripiprazole (Abilify; OPC-14597) – atypical antipsychotic (non-selective monoamine receptor modulator) [2] Cyclobenzaprine (KRL-102; TNX-102; Tonmya) – tricyclic antidepressant (monoamine reuptake inhibitor and monoamine receptor modulator) [3]
Phase 2 7-Oxoprasterone (7-keto-DHEA; HBL-9001; HL-9001; At-Ease) – undefined mechanism of action (immunomodulator) [4] [5] Amdiglurax (ALTO-100; NSI-189) – unknown mechanism of action (hippocampal neurogenesis stimulant and indirect brain-derived neurotrophic factor (BDNF) modulator) [6] [7] BI-1358894 – transient receptor potential cation channel TRPC4 and TRPC5 inhibitor [8] Cannabidiol (A-1002-N5S; CBD; Nantheia™) – cannabinoid, various actions [9] CORT-108297 (ADS-108297) – glucocorticoid receptor antagonist [10] Dronabinol (BX-1) – cannabinoid CB1 and CB2 receptor agonist [11] Iloperidone (Fanapt; Fanaptum; Fiapta; HP-873; ILO-522; VYV-683; Zomaril) – atypical antipsychotic (non-selective monoamine receptor modulator) [12] Ketamine intranasal (Ereska; PMI-100; PMI-150; SLS-002; TUR-002) – NMDA receptor antagonist and dissociative hallucinogen [13] Lithium cocrystal (AL-001; LiProSal; lithium salicylate/L-proline cocrystal) – undefined mechanism of action and mood stabilizer (improved formulation of lithium) [14] Methylone (MDMC; TSND-201) – serotonin–norepinephrine–dopamine releasing agent and entactogen Midomafetamine/citalopram (MDMA/citalopram) – serotonin–norepinephrine–dopamine releasing agent, weak serotonin 5-HT2 receptor agonist, and entactogen followed by a selective serotonin reuptake inhibitor Psilocybin (COMP-360; COMP360) – non-selective serotonin receptor agonist, serotonin 5-HT2A receptor agonist, and psychedelic hallucinogen [15] Psilocybin (MYCO-001, MYCO-003) – non-selective serotonin receptor agonist, serotonin 5-HT2A receptor agonist, and psychedelic hallucinogen [16] Soclenicant (BNC-210; IW-2143) – α7-nicotinic acetylcholine receptor antagonist [17] SRX-246 (API-246) – vasopressin V1A receptor antagonist [18] Xenon (NBTX-001) – NMDA receptor antagonist [19]
Phase 1/2 PT-00114 – corticotropin-releasing hormone (CRH) inhibitor [20]
Phase 1 Dexmedetomidine (BXCL-501; Igalmi; KalmPen) – α2-adrenergic receptor agonist [21] ENX-205 – dopamine D2 and D3 receptor antagonist and serotonin 5-HT1A and 5-HT2A receptor agonist [22] (R)-Midomafetamine ((R)-MDMA; EMP-01) – serotonin–norepinephrine releasing agent, weak serotonin 5-HT2 receptor agonist, and entactogen [23] Mirodenafil (AR-1001) – phosphodiesterase PDE5 inhibitor [24]
Preclinical 2-Bromo-LSD (bromolysergide; BOL-148; BETR-001, TD-0148A) – non-hallucinogenic serotonin 5-HT2A receptor agonist and other actions ART-2612 (ART2612) – FABP5 inhibitor [25] BMB-202 – serotonin 5-HT2A receptor agonist [26] Cycloserine/lurasidone (NRX-101) – combination of cycloserine (NMDA receptor partial agonist) and lurasidone (atypical antipsychotic or non-selective monoamine receptor modulator) [27] Cyproheptadine/prazosin (KT-110; Periactine/Alpress) – combination of cyproheptadine (H1 receptor antagonist, muscarinic acetylcholine receptor antagonist, serotonin receptor antagonist, other actions) and prazosin (α1-adrenergic receptor antagonist) [28] GM-3009 (ibogaine analogue(s); GMX-3009) – various actions Leu-enkephalin (leucine enkephalin; Envelta; METDoloron; NES-100; NM-0127; NM-127; PES200) – δ-opioid receptor agonist [29] Metyrapone/oxazepam (EMB-001C; EMB-001) – combination of metyrapone (11β-hydroxylase inhibitor, antiglucocorticoid) and oxazepam (GABAA receptor positive allosteric modulator, benzodiazepine) Midomafetamine microneedle transdermal patch (MDMA; "ecstasy") – serotonin–norepinephrine–dopamine releasing agent, weak serotonin 5-HT2 receptor agonist, and entactogen NB-127 – undefined mechanism of action [30] NNI-351 – DYRK kinase inhibitor, nerve growth factor (NGF) stimulant [31] Prabotulinumtoxin A (ABP-450; DWP-450; Evosyal; Jeuveau; Nabota; Nuceiva) – acetylcholine release inhibitor and neuromuscular blocking agent [32] Research programme: neurotransmitter modulators - Awakn Life Sciences (AWKN-SDN-14) – serotonin–norepinephrine–dopamine reuptake inhibitors [33] TN-001 – non-hallucinogenic serotonin 5-HT2A receptor partial agonist and serotonin 5-HT2B receptor antagonist and neuroplastogen
Not under development
Development suspended Osanetant (ACER-801; SR-142801; SR-142806) – neurokinin NK3 receptor antagonist [34]
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