In the pig fight I put Lae'zel in the doorway but two pigs just flew over her immediately to go for Gale and my Sorcerer.
I suppose it's too late now to expedite the tadpole removal so the only real option is to make it clear there is no urgency. But even if someone told you it will be dormant until X happens it should still be a top priority to get the lethal alien parasite out of your brain.