... Page 3. Absolute Configuration of (-)-(S)-Amlodipine Journal of Medicinal Chemistry, 1992, Vol. 35, No. 18 3343 ... Zolth Balajthy,* Jbos Aradi, Ildikd T. Kiss, and Pa ElMi Department of Biochemistry, Medical University of Debrecen, H-4012 Debrecen, PO Box 6, Hungary. ...