It sounds like you are very ill. I think you should go back to the ER ~
An ambulance doesn't seem like too much considering what you've said.
Call the ER and tell them what happened.
Call your pharmacists and tell them.
Where's your internist, GP, or pain doctor?
I do not have a clue as to what's wrong with you.
I think you should take some steps toward correcting this situation.
Infections can get very bad very quickly.
Osteoarthritis all levels of spine right down to Coccyx,Spondilytis,Myofascial Pain
Fibromyalgia,Bulging Discs,Spinal Stenosis,Scoliosis,Osteopenia,Chronic Constipation
Carpel Tunel Syndrome, Attention Deficit Disorder,
Depression & Anxiety
Methadone for Pain, Xanax for Anxiety, and more, of course.