Final answer:
The maximum allowable limit for Dihydrocodeine to be classified as a Schedule V drug varies by country and is determined by regulatory agencies.
Step-by-step explanation:
The maximum allowable limit for Dihydrocodeine to be classified as a Schedule V drug varies by country. In the United States, the U.S. Drug Enforcement Administration (DEA) classifies drugs into different schedules based on their potential for abuse and medical use. Schedule V drugs, including Dihydrocodeine, have the lowest potential for abuse and a currently accepted for medical use.
An example of a Schedule V drug is cough syrup with low doses of codeine. The specific maximum allowable limit for Dihydrocodeine to be classified as a Schedule V drug can vary, and it is determined by regulatory agencies based on factors such as safety, abuse potential, and medical use.
It is important to consult the regulations and guidelines of the specific country or region in question to determine the exact maximum allowable limit for Dihydrocodeine as a Schedule V drug.