Ear Pain MD, Maximum Strength Ear Pain Relief Drops with 4% Lidocaine, .5 fl. Oz. Ear Pain MD ear pain drops are fast-acting ear drops that contain 4% lidocaine, the maximum strength available without a prescription. Maximum strength Ear Pain MD gets to the source to quickly provide temporary pain relief for ears. Because it is applied topically, Ear Pain MD drops temporarily soothe pain as they are applied to the site of the pain and calms the nerves to ease discomfort. Ear Pain MD drops for ear...