This is a list of investigational attention deficit hyperactivity disorder drugs, or drugs that are currently under development for clinical use in the treatment of attention deficit hyperactivity disorder (ADHD) but are not yet approved.
Chemical/generic names are listed first, with developmental code names, synonyms, and brand names in parentheses.
This list was last comprehensively updated in September 2021. It is likely to become outdated with time.
Under development
Preregistration
- ATT-377 Combination treatment of Methylphenidate ER, cyproheptadine
- TRN-110 [extended-release] undefined mechanism / extended-release form of an undisclosed drug
Phase 3 clinical trials
- Centanafadine [sustained-release] (centanafadine SR, CTN-SR, EB-1020, EB-1020 SR) serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- Dexmethylphenidate [controlled release] (CTX-1301) norepinephrineâÂÂdopamine reuptake inhibitor
- Edivoxetine (LY-2216684) norepinephrine reuptake inhibitor
- Molindone [extended-release] (AFX-2201, EN-1733A, molindone XR, SPN-810, SPN-810M, Zalvari) antipsychotic / dopamine D<sub>2</sub> receptor antagonist and serotonin receptor modulator (e.g., serotonin 5-HT<sub>2B</sub> and 5-HT<sub>2A</sub> receptor antagonist) specifically under development for impulsive aggression in ADHD
- Serdexmethylphenidate (KP-484) dexmethylphenidate prodrug / norepinephrineâÂÂdopamine reuptake inhibitor
- Solriamfetol (ADX-N05, ARL-N05, JZP-110, SKL-N05; Sunosi) norepinephrineâÂÂdopamine reuptake inhibitor
Phase 2 clinical trials
- CX-717 ampakine / AMPA receptor modulator
- Mazindol [controlled release] (NLS-0, NLS-1, NLS-10, NLS-13, NLS-2, Nolazol, Quilience) serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- PDC-1421 (BLI-1005) norepinephrine reuptake inhibitor
Phase 1 clinical trials
- AFX-2401 "neurotransmitter modulator"
- Atomoxetine [oral solution] (TAH-9922) norepinephrine reuptake inhibitor
- Dextroamphetamine [abuse-deterrent immediate-release] (ADAIR) norepinephrineâÂÂdopamine releasing agent
Preclinical/research
- Atomoxetine [oral suspension] norepinephrine reuptake inhibitor
- Dextroamphetamine [controlled release] (CTX-1302) norepinephrineâÂÂdopamine releasing agent
- NNI-351 DYRK1A inhibitor and "neurogenesis enhancer"
No development reported
- AFI-002 undefined mechanism
- Altropane (123-I Altropaneî, [123I]-E-IACFT Injection, [123I]NAV5001, CFT, Iodine-123-E-IACFT Injection, NAV-5001, O-587) dopamine reuptake inhibitor / single-photon emission-computed tomography enhancer
- Amphetamine [oral abuse-deterrent immediate-release] (ADAIR) norepinephrineâÂÂdopamine releasing agent
- Bavisant (BEN-2001, JNJ-1074, JNJ-31001074) histamine H<sub>3</sub> receptor antagonist
- BCWP-E003 undefined mechanism
- BLI-1008 undefined mechanism
- Brilaroxazine (RP-5000, RP-5063) atypical antipsychotic / dopamine receptor partial agonist and serotonin receptor modulator
- Cannabidiol/gabapentin (Cannbleph) cannabinoid receptor modulator and gabapentinoid
- Ciforadenant (CPI-444, V-81444) adenosine A<sub>2A</sub> receptor antagonist
- CM-4612 (CM-ADHD, CM-AT, CM-PK) gastrointestinal/pancreatic enzyme replacement therapy
- CRD-102 undefined mechanism
- Dasotraline (DSP-225289, SEP-225289, SEP-0225289, SEP-225289-HCI, SEP-289) serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- Dextroamphetamine [abuse-resistant] (PF-08, PFR 08001, PFR08026) â norepinephrineâÂÂdopamine releasing agent
- Dextroamphetamine sulfate [modified release capsules] (HLD-900, HLD-100) norepinephrineâÂÂdopamine releasing agent
- Dopamine [intranasal] (DopaMat, MPP-18) dopamine receptor agonist
- Eltoprazine (DU-28853) serotonin 5-HT<sub>1A</sub> and 5-HT<sub>1B</sub> receptor agonist
- Fasoracetam [co-crystallised] (AEVI-004, NFC-1) racetam / metabotropic glutamate receptor modulator
- GTS-21 (DMXB-A, DMXB-A sustained release, DMXB-A-SR) ñ<sub>7</sub> nicotinic acetylcholine receptor agonist
- Guanfacine [once-daily] (Guanfacine Carrier Wave, SPD-547) ñ<sub>2</sub>-adrenergic receptor agonist
- IPX-233 (IPX233 ER C0003, IPX233-C0001, IPX233-C0002, IPX233-T0001, IPX233-T0002) central nervous system stimulant
- Masupirdine (M1, M1 of SUVN-502, SUVN-502, SVN-502) serotonin 5-HT<sub>6</sub> receptor antagonist
- Methylphenidate [extended-release/abuse-resistant] (COL-171) norepinephrineâÂÂdopamine reuptake inhibitor
- Methylphenidate [fast dissolve tablet] [Samyang Holdings Biopharmaceuticals] norepinephrineâÂÂdopamine reuptake inhibitor
- Methylphenidate [transdermal system] (SHX-009) norepinephrineâÂÂdopamine reuptake inhibitor
- Methylphenidate/naltrexone (AVK-001) norepinephrineâÂÂdopamine reuptake inhibitor and opioid receptor antagonist
- Nic-12 undefined mechanism
- NLS-2 antianaemic / heavy metal / iron replacement
- PD-3044 dopamine reuptake inhibitor
- Pitolisant (tiprolisant; BF-2.649, BF-2649, Ozawade, Wakix) histamine H<sub>3</sub> receptor antagonist
- R-Sibutramine metabolite ((+)-desmethylsibutramine, (+)-didesmethylsibutramine, R-DDMS, R-desmethylsibutramine, R-didesmethylsibutramine) serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- Selegiline [transdermal] (Emsam) monoamine oxidase B inhibitor
- SKL-13865 (SKL-ADHD) norepinephrineâÂÂdopamine reuptake inhibitor
- Sofinicline (A-422894.0, ABT-894) ñ<sub>4</sub>ò<sub>2</sub> nicotinic acetylcholine receptor modulator
- SPN-811 undefined mechanism
- Taminadenant (NIR-178, PBF-509) adenosine A<sub>2A</sub> receptor antagonist
Research programmes
- Ampakines / AMPA receptor modulators [RespireRx] (CX-516, CX-614, CX-707, CX-929, CX-1501, CX-1763, CX-1796, CX-1837, CX-1846, CX-1942, CX-2007, CX-2076)
- Cannabis extracts [Cannabis Science] (CBIS GAP-001, CBIS LC-001, CBIS OBLD-001, CBIS OCD-001, CBIS PC-001, CBIS PPC-001, CBIS PS-001, CBIS SD-001, CBIS SSA-001, CBIS-OS-001, CBIS-PTSD-001, CS NEURO 1, CS-S/BCC-1, CS-TATI-1) cannabinoid receptor modulators
- Norepinephrine reuptake inhibitors / adrenergic receptor antagonists [Pfizer] (NRI-022, NRI-193, WAY-253203, WAY-256805, WAY-260022, WAY-315193, WAY-318068)
- Pim2 / PolyPhetamine [ITL Pharma]
- Subtype-selective glutamate NMDA receptor modulators / glutamate NR2B receptor modulators [Novartis]
Not under development
Development discontinued
- ABT-418 nicotinic acetylcholine receptor agonist
- Amphetamine [transdermal patch] [Noven/Takeda] norepinephrineâÂÂdopamine releasing agent
- Ampreloxetine (TD-9855) norepinephrine reuptake inhibitor
- AR-08 adrenergic receptor agonist
- Aripiprazole (Abilify, Abilify Maintena, Abilify MyCite, Abilitat, Ao Pai, Aripiprazole depot, Aripiprazole ECER tablets, Arlemide; OPC-14597, OPC-14597 IMD, OPC-31) atypical antipsychotic / dopamine receptor partial agonist and serotonin receptor modulator
- AZD-5213 histamine H<sub>3</sub> receptor antagonist
- Bifemelane (SON-216) monoamine oxidase inhibitor and weak norepinephrine reuptake inhibitor
- Bradanicline (ATA-101, TC-0569, TC-5619, TC-5619-238) ñ<sub>7</sub> nicotinic acetylcholine receptor agonist
- Brexpiprazole (Rexulti, Rxulti; Lu-AF41156, OPC-34712, OPDC-34712) atypical antipsychotic / dopamine receptor partial agonist and serotonin receptor modulator
- Buspirone [transdermal] (BuSpar Patch) serotonin 5-HT<sub>1A</sub> receptor partial agonist, other actions
- Cipralisant (GT-2331; Perceptin) histamine H<sub>3</sub> receptor antagonist
- CX-516 (1-BCP, AMPAlex, BDP-12, SPD-420) ampakine / AMPA receptor modulator
- CX-1739 ampakine / AMPA receptor modulator
- Donepezil (Aricept, Aricept D, Aricept Dry Syrup, Aricept Evess, Aricept ODT, Aricept SR, Donepezil SR, E-2020, E-2022, Eranz) acetylcholinesterase inhibitor
- Droxidopa (3,4-dihydroxyphenylserine, 3,4-threo-DOPS, L-threo-dihydroxyphenylserine, L-threodops, Northera, threo-dopaserine, threo-DOPS) prodrug of norepinephrine / adrenergic receptor agonist
- Fasoracetam (AEVI-001, LAM-105, MDGN-001, NFC-1, NS-105) racetam / metabotropic glutamate receptor modulator
- Ispronicline (AZD-3480, RJR-1734, TC 01734, TC-1734, TC-1734-112) ñ<sub>4</sub>ò<sub>2</sub>-nicotinic acetylcholine receptor agonist
- KP-106 (dextroamphetamine prodrug oral film) norepinephrineâÂÂdopamine releasing agent
- Lauflumide (flmodafinil, bisfluoromodafinil; NLS-14, NLS-4) weak dopamine reuptake inhibitor, possibly other actions
- Manifaxine (BW-1555U88, GW-320659) norepinephrineâÂÂdopamine reuptake inhibitor
- Mecamylamine (Inversine, Tridmac) nicotinic acetylcholine receptor antagonist
- MEM-68626 5-HT<sub>6</sub> receptor antagonist
- Metadoxine [sustained/extended-release] (pyridoxine-pyrrolidone carboxylate, pyridoxine pidolate; MDX, metadoxine SR, MG-01CI) serotonin 5-HT<sub>2B</sub> receptor antagonist, GABA modulator, other actions
- Methylphenidate [transdermal patch] (TAH-9901) norepinephrineâÂÂdopamine reuptake inhibitor
- MK-0249 histamine H<sub>3</sub> receptor antagonist
- Modafinil (AFT-801, Alertec, Attenace, CN-801, CRL-40476, Modasamil, Modasonil, Modavigil, Modiodal, Provigil, Sparlon, Vigil) weak dopamine reuptake inhibitor, possibly other actions
- Nicotine/opipramol (ND-0801; opipramol/nicotine) tricyclic antidepressant / monoamine and sigma receptor modulator and nicotinic acetylcholine receptor agonist
- NLS-8(melafenoxate) undefined mechanism
- NS-2359 (GSK-372475) serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- OPC-64005 serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- ORG-26576 (ORG26576) ampakine / AMPA receptor modulator
- PF-3654746 (PF-03654746) histamine H<sub>3</sub> receptor antagonist
- Phacetoperane (NLS-3) methylphenidate analogue / central nervous system stimulant / norepinephrineâÂÂdopamine reuptake inhibitor (?)
- Pirepemat (IRL-752) "cortical enhancer" / serotonin 5-HT<sub>7</sub> receptor antagonist and ñ<sub>2C</sub>-adrenergic receptor antagonist, other actions
- Pozanicline (A-87089.0, ABT-089) ñ<sub>4</sub>ò<sub>2</sub> nicotinic acetylcholine receptor agonist
- SEP-225432 serotoninâÂÂnorepinephrineâÂÂdopamine reuptake inhibitor
- SGS-742 (CGP-36742, DVD-742, Lu-AE58479, SGS-742) GABA<sub>B</sub> receptor antagonist
- SPD-483 undefined mechanism
- SPD-554 (Guanfacine Carrier Wave project) ñ<sub>2</sub>-adrenergic receptor agonist
- SPI-339 (NEO-339) undefined mechanism
- TAK-137 AMPA receptor potentiator
- TC-6683 (AZD 1446, TC-6683) ñ<sub>4</sub>ò<sub>2</sub> nicotinic acetylcholine receptor agonist
- Tipepidine [sustained-release] (TS-141) GIRK inhibitor
- Vortioxetine (Brintellix, LU-AA21004, LuAA 21004, Trintellix) antidepressant / serotonin reuptake inhibitor and serotonin receptor modulator
Research programmes
- Potassium channel modulators [Astellas Pharma/Icagen]
Formal development never or not yet started
Clinically used drugs
Approved drugs
NorepinephrineâÂÂdopamine releasing agents
- Amphetamine (Adzenys ER, Adzenys XR-ODT, Dyanavel XR, Evekeo, Evekeo ODT)
- Dextroamphetamine (Dexedrine, Zenzedi, Xelstrym)
- Fenethylline (Biocapton, Captagon, Fitton) amphetamine and theophylline prodrug discontinued/no longer used
- Levoamphetamine (Cydril) discontinued/no longer used
- Lisdexamfetamine (Elvanse, Tyvense, Venvanse, Vyvanse) dextroamphetamine prodrug
- Methamphetamine (dextromethamphetamine; Desoxyn, Methampex)
- Mixed amphetamine salts (Adderall, Adderall XR, Mydayis)
- Pemoline (Betanamin, Ceractiv, Cylert, Tradon) withdrawn/discontinued due to toxicity
NorepinephrineâÂÂdopamine reuptake inhibitors
- Dexmethylphenidate (Focalin, Focalin XR)
- Methylphenidate (Adhansia XR, Aptensio XR, Benjorna, Biphentin, Concerta, Cotempla XR-ODT, Daytrana, Equasym, Foquest, Jornay PM, Metadate, Metadate CD, Metadate ER, Methydur, MethyPatch, Oradur, QuilliChew ER, Quillivant XR, Ritalin, Ritalin SR)
- Serdexmethylphenidate/dexmethylphenidate (Azstarys)
Norepinephrine reuptake inhibitors
ñ<sub>2</sub>-Adrenergic receptor agonists
- Clonidine (Catapres, CloniBID, Clonicel, Jenloga XR, Kapvay)
- Guanfacine (Connexyn, Intuniv, Intuniv XR, Tenex)
Off-label drugs
See also
References
Further reading
External links