Sentence examples for it are effective from inspiring English sources

"It will be exciting to determine the nature of this process in humans its precise role in MS and whether therapies to prevent it are effective," Popko said.

It is effective, though.

"It was effective".

"But it was effective".

Would it be effective?

"It is effective," he said.

Will it be effective?

But it is effective.

And it was effective.

It's effective".

It is effective March 1.