What is tafenoquin

Name (INN) Tafenoquin
Impact group


Trade names


ATC code
CAS number 106635-80-7
Prescription only: yes
Technical information (Tafenoquin)
Chemical properties

IUPAC name: N-4- (2,6-dimethoxy-4-methyl-5 - ((3-trifluoromethyl) phenoxy) -8-quinolinyl) -1,4-pentanediamine
Molecular formulaC.24H28F.3N3O3
Molar mass 463,493 g / mol

Tafenoquin (WR-238605) is an antimalarial agent which is a further development of the 8-aminoquinoline primaquine. It has lower toxicity and a longer plasma half-life. Tafenoquine is effective against tissue and blood schizonts. For these reasons it is well suited for malaria prophylaxis.


  • Shanks GD, Oloo AJ, Aleman GM, et al. (2001): A New Primaquine Analogue, Tafenoquine (WR 238605), for prophylaxis against Plasmodium falciparum malaria. Clin Infect Dis 33: 1968-74. PMID 11700577
  • Lell B, Faucher JF, Missinou MA, et al. (2000): Malaria chemoprophylaxis with tafenoquine: a randomized study. Lancet 355 (9220): 2041-5. PMID 10885356.
  • Journal of Chromatography, 424, 347-356 (1988)

Category: Drug