Then there is a third class, known as similares, medicines which, drugmakers pledge, have the right amount of active ingredient but aren't tested in the body.
And on the home front, a key pledge to ban the far-right NPD party has floundered after it emerged that key witnesses were long-time police informers.
But given the delegate deficit that Hillary Clinton has right now in terms of pledge delegates, very important for her to do well here.
On Friday, George McDonald, a Republican candidate for mayor, issued a statement calling on his rivals to pledge to change this "wrongheaded" right-to-shelter policy, a move that would require court action.
Only John Redwood, a former cabinet minister and a bit of a lone voice on the right, asked for a pledge that Britain would not make further loans to euro-zone members.
Conservative lobbyist Grover Norquist, whose Americans for Tax Reform pushes candidates to sign a pledge never to raise taxes, said the plan "right now, as explained" would preserve most of the Bush tax cuts and wouldn't violate his group's pledge.
On February 17th, Margaret Beckett, the president of the Board of Trade, confirmed that the government intends to stand by its election pledge to compel companies to give a trade union the right to negotiate pay and conditions for employees when a majority of workers have voted to be represented by a union.
No what we were told was that William had signed us on behalf of the whole party and therefore we were bound by it and we have known right from the start that we were bound by the pledge that has been signed, that is very different from saying that every individual MP should sign individually.
It suggests Mr. Sarkozy has failed to attract far-right voters, despite his focus on law and order and his pledge to halve immigration if re-elected.
He strongly denied that his party had been infiltrated by far-right elements and pointed out that any new member has to sign a pledge confirming their opposition to racism.
"I make this pledge to you tonight: I have spent my whole life fighting for what I think is right and against powerful special interests, and I have only just begun to fight, " Kerry said to roars of approval.
And we pledge to increase access to technology -- because in this digital century, access to information is a right that is universal.
应用推荐