TCCC training with realistic scenarios and the NAEMT standard 1/6 instructor to student ratio.
When you are getting certified you should want an instructor who has proven himself and his skills in an actual Tactical situation. Not only by reading a book.
If you are getting Certified it must be through an Instructor with a NAEMT Training Site and in accordance with NAEMT rules and regulations. Otherwise your certification will mean nothing
Before you find yourself in a situation where Tactical Medicine matters, learn what really works and what is only a hypothetical
Things are explained and shown until you have the knowledge you need