Dizzy . It may make you feel dizzy. May cause ringing in ears or funny taste in mouth. Will not make you high.
No. But the Epinephrine (adrenaline) in many local anesthetic solutions may make your heart race briefly or give panicy feelings that go away quickly. Toxic doses of local anesthetics can give central nervous system side effects, but that will not occur if your surgeon, anesthetist is using appropriate doses.
No. If local anesthesia gets in the blood stream some patients experience very short term numbness or tingling of their face lips and tongue. If the local anesthetic has Epinephrine in it, it may cause a temporary speeding up of your heart rate. Depending on which local anesthetic is used, injecting directly into the blood stream can be extremely dangerous, fatal even. There is no "high"