If your mouth is purple from the bottle, you can choose to apply cold compresses in the early stage, and after more than 24 hours, you can choose to apply hot compresses to help eliminate it.
Mouth sucked by the bottle purple, usually due to external damage to the local capillaries caused by bleeding, is a bruise, in the absence of discomfort can wait for its natural recovery. Generally it can subside by itself.
If the situation is serious, the color does not go away for a long time, within 24 hours you can choose cold compress, more than 24 hours, you can choose hot compress. If none of the above has any effect, it is best to go to a regular hospital in time, under the guidance of a professional doctor, so as not to delay the condition.
Usually it is best not to suck the bottle cap with your mouth, this action is very dangerous.