But the agency can permit treatments on an experimental basis.
Everything we do is on an experimental basis".
The drug, he said, was ready for use "in real situations on an experimental basis".
The new police tolerance has been in effect on an experimental basis in two London neighborhoods, Lambeth and Brixton.
Another option, according to an F.D.A. official, would be to allow the vaccines to be given on an experimental basis.
The new data was released on an experimental basis, and is shown in the accompanying charts.
For the last year and a half, Dr. Ready of Atlanta has been treating those with post-traumatic stress syndrome with virtual reality on an experimental basis.
The saliva test, which Fricker said is still being developed, has been used on an experimental basis with several Australian national teams, including swimmers, runners and rowers.
The committee said tours from South Korea to the Mount Kumgang region might begin on an experimental basis from Feb. 4 to Feb. 14.
The fish transportation program started on an experimental basis in 1968 with trucks, and has been in full operation with barges since 1981.
Last month the National Institutes of Health applied to the drug agency for permission to use cidofovir for smallpox on an experimental basis.
