Luckily, his companions are still engaged in the fight, and do not notice his... um. Werewolfness.

The orc doesn't notice at all. This is because he is dead.

Glorfindel forces the wounded young man to drink a foul-tasting mixture of water and the common poison antidote, occasionally lashing out when the few remaining orcs get too close.

Eventually, one by one, the fighters run out of opponents, leaning on their swords to catch their breaths and survey the damage.