Hi, welcome to our site. I am Dr Saumya Mittal, MD. Read your query. That is a very significant question and i appreciate your problem. I will try my best to answer your query Well wound healing does take time in diabetes and so does infection treatment, a definitive possibility of piercing. So I would suggest you avoid the procedure if it is not too urgent a requirement. However if you really have to go through the procedure, meet your doctor regularly to keep your sugars well controlled and to prescribe an appropriate antibiotic cover. Suggest checking HbA1c and sugars reguarly by glucometer I hope this helps you. Inform the reports mentioned above/if any other so I can be of help further. I have given you the answer to the maximum considering the information provided. The results of the tests could further enhance my answer to you. Please do understand that some details could be extracted from a detailed history and examination. Please feel free to ask another query. I would be glad to help you. Looking forward to your return query with the details asked so that I can help you further. (If the answer has helped you, please indicate this) Best of luck.