(S)-Hydroxychloroquine is an isomer of hydroxychloroquine .1 (S)-Hydroxychloroquine (2.5-20 mg/ml) reduces the rate of insulin degradation in isolated liver homogenates from non-diabetic and diabetic rats. Formulations containing hydroxychloroquine have been used in the prevention or treatment of malaria, as well as in the treatment of rheumatoid arthritis and systemic lupus erythematosus.
1.Emami, J., Pasutto, F.M., Mercer, J.R., et al.Inhibition of insulin metabolism by hydroxychloroquine and its enantiomers in cytosolic fraction of liver homogenates from healthy and diabetic ratsLife Sci.64(5)325-335(1999)
