The Drug (R/S) Thalidomide (image) International Union of Crystallography Share Print E-Mail Caption Chiral forms of the drug Thalidomide. Credit A.L. Spek Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.