What are red bumps on back of tongue?

They are you papillae (taste buds). I recently went to the doctor because I noticed swollen, itchy red bumps on the back of my tongue. When I went to the doctor she said this was simply swollen taste...

There is a condition called Benign Migratory Glossitis that can cause reddish bumps. Usually harmless, if it lasts for more than 10 days or so, see your doctor or dentist.

Red bumps on the back of the tongue can be numerous things. Tastebuds tend to get larger towards the back of the tongue so this may be the case. I've had that happen to me when I ate some really hot...

if you have big red bumps on the back of your tongue its an allergic reaction

Hmm, first thing that comes to my mind is a symptom of oral thrush, which can result after being on antibiotics for a given amount of time. Can you see any white patches? A more detailed description...