Attorneys for Lynette Rowe said in a statement released Saturday that Grunenthal's apology rang hollow.
"To suggest that its long silence before today ought to be put down to 'silent shock' on its part is insulting nonsense," the statement reads. "For 50 years Grunenthal has been engaged in a calculated corporate strategy to avoid the moral, legal and financial consequences of its reckless and negligent actions of the 1950s and 1960s."
Thalidomide is still sold today, but as a treatment for multiple myeloma, a bone marrow cancer and leprosy. It is also being studied to see if it might be useful for other conditions including AIDS, arthritis and other cancers.
Associated Press writers Maria Cheng in London and Kristen Gelineau in Sydney contributed to this report.
Copyright 2012 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.