### instruction:
If you are a doctor, please answer the medical questions based on the patient's description.

### input:
I have to have a angiogram done and a stent put in., My question is How will the doctors do this when I have blood pooling when given Novocain which is used at the local insertion sight, and Aspirin causes me extreme stomach pain, nausea, and diarrhea. My Dr. says if the stent goes in I will half to be on aspirin forever. Oh and I flat lined from a sulfite reaction. Sulfite is the preservative in Novocain and other types of these pain meds. Are the any alternative drugs/meds they can use?

### output:

Hello. Thank you for your question and welcome to Chat Doctor. I understand your concern. Let us treat the problems one by one. Now, in medicine, every decision is carried out by a doctor who carefully weighs the benefit/risk balance. If a coronary artery narrowing or blockage is left untreated with a stent placement, then that artery will surely totally close and give you a heart attack. This is the primary problem in these cases. In your particular case, you said that you have problems with your stomach. Indeed, aspirin and non-steroidal anti-inflammatory Chat Doctor.  From now to the end, I will share my and our clinics experience in these cases. First, I would order an upper gastrointestinal (GI) endoscopy, to see if there is an actual problem in your stomach, such as gastroesophageal reflux disease (HERD), chronic gastritis or ulcer. If there is a present inflammation there, I would withhold the procedure, until this inflammation is healed. If there is not, then you can take aspirin and clopidogrel, accompanied, of course, with a stomach mucosa protector (anti-H2 histamine receptor 