10 Best Haemorrhoidectomy doctors in Ranigunj

Pain and swelling after a misplaced injection are common, similar to how your knee swells after an injury. The needle may have injured a nerve or tissue, causing the discomfort. You can apply a cold pack to reduce swelling and take a painkiller for relief. If the pain and swelling persist or worsen, see a doctor. 

I understand you’re worried about the bump at the site of your tetanus shot. It’s normal to have a bump there, and it might take some time to heal. Your immune system is reacting to the vaccine as if it were a foreign substance. If there’s no pain or redness, it’s usually not a cause for concern. Just be patient, and the bump should go away on its own. However, if you notice any unusual symptoms, it's best to seek medical advice.