§ Mr. Ashleyasked the Secretary of State for Social Services (1) pursuant to his reply of 15 April to the right hon. Member for Stoke-on-Trent, South, if the studies of Debendox by the Committee on Safety of Medicines were on a sufficient scale to have provided a reliable indication of whether or not Debendox could be a teratogenic agent carrying the following degrees of danger to the foetus (a) one in five, (b) one in 10 and (c) one in 50;
(2) pursuant to his reply of 15 April to the right hon. Member for Stoke-on-Trent, South, which of the studies considered by the Committee on Safety of Medicines contained the largest number of women who had taken Debendox; and to what level of risk of danger to the foetus he estimates that a sample of this size would be statistically meaningful.
§ Dr. VaughanI shall let the right hon. Gentleman have a reply shortly.