
    Write a function that analyzes a medication code string to identify if it contains an active pharmaceutical ingredient marker (represented by 'a') followed by either a standard or extended potency classification (represented by either two or three consecutive 'b' characters), which is crucial for detecting potential drug interaction risks.
    

    
import re

def text_match_two_three(text):
    """
    Write a function that analyzes a medication code string to identify if it contains an active pharmaceutical ingredient marker (represented by 'a') followed by either a standard or extended potency classification (represented by either two or three consecutive 'b' characters), which is crucial for detecting potential drug interaction risks.
    

    """
import re

def text_match_two_three(text):
    """
    Write a function that analyzes a medication code string to identify if it contains an active pharmaceutical ingredient marker (represented by 'a') followed by either a standard or extended potency classification (represented by either two or three consecutive 'b' characters), which is crucial for detecting potential drug interaction risks.
    

    """
    patterns = 'ab{2,3}'
    if re.search(patterns, text):
        return True
    else:
        return False