<s>[INST] I had a cole sore develop a week ago and then started to get flu like symptoms, sore throat shooting aches and pains, extreme headache and fever, recently the gums surrounding my two front teeth have become swollen, what does this mean? I have never had a cold sore before but Im assuming it is one, my lips have also swollen dramatically and I m in a considerable amount of pain. [/INST] HELLO AND WELCOME, The cold sore and swelling may be associated with-Herpes labials Deep dental caries progressed into abscess formation Progressive periodontal infection resulting in abscess formation. Authors ulcers. I would suggest you to visit a dentist and get thorough clinical examination. Get deep scaling and root planning done. Curettage and Chat Doctor.  Antibiotics-analgesics has to be taken. Avoid spicy/sour hard foods. Frequent warm saline gargle may help. Anesthetic gel has to be applied to relieve pain. TAKE CARE. </s>