A 5-day course of antibiotics will cause the condition to resolve quickly but you must return for a thorough cleaning within a week and improve your level of hygiene and plaque control in order to reduce the chance of it happening again.
If your gums are too sore to brush, then using a 0.2% chlorhexidine rinse can help until you are able to start using a soft toothbrush
. You can even dab it on with a cotton bud until you can start brushing
The destruction of the interdental papillae often fully repairs and recovers, though a lasting deformity of the gum can sometimes remain. This may require gum surgery or cosmetic reshaping if it is an aesthetic problem. Since it affects the lower teeth and gums more often than the top, this tends not to be a problem.