There may be several doubts on controlled substance regulations, license registration that practitioners and those dealing with controlled substances directly may have about the DEA (Drug Enforcement Administration). We will help you understand DEA controlled substance license and registration procedures better. Physicians writing DEA prescriptions for controlled substances must hold controlled substances license registration. The practitioner will be given a DEA registration number, which acts as identification of the DEA practitioner and each prescription must carry the controlled substance license registration number given by the DEA. How should you register to the DEA? The applicant’s compliance with the state license and regulations determines their eligibility for their registration with the DEA. Apart from the DEA license, some states require a separate state-issued controlled substance regulation license along with your medical license Those who need a DEA controlled su...