DuPage County Criminal Defense Attorney / Drug Crimes
Defense attorneys serving those charged with drug crimes in DuPage County.

DUI Defense in DuPage County
Call us now at 630.953.4400 for a free, confidential consultation.
Complete Drug Crimes Defense in DuPage County
From simple possession misdemeanors to serious trafficking felonies, our defense attorneys fight to protect your rights and future throughout DuPage County.
Call us now at 630.953.4400 for a free, confidential consultation.
Cannabis Possession
We defend marijuana possession charges under Illinois' evolving cannabis laws, fighting for dismissals and protecting your record from unnecessary convictions. We can help with:
- Legal possession limit defenses
- Public consumption violations
- Under-21 possession charges
- Workplace drug policy violations
- Medical cannabis protections
- Expungement of old cannabis records
Drug Possession (Controlled Substances)
We challenge Class 4 felony possession charges for cocaine, heroin, methamphetamine, and prescription drugs, working to avoid prison time and felony convictions. We defend against:
- Cocaine possession allegations
- Heroin and fentanyl charges
- Methamphetamine possession
- Prescription drug violations
- Search and seizure violations
- Constructive possession claims
Drug Paraphernalia
We fight misdemeanor paraphernalia charges that often accompany possession cases, challenging evidence and protecting clients from additional penalties. We handle:
- Pipe and bong possession
- Scale and packaging materials
- Residue-based charges
- Intent to use allegations
- Search warrant violations
- Fourth Amendment defenses
Drug Manufacturing
We defend serious Class X and Class 1 felony manufacturing charges, from home labs to cultivation operations, fighting lengthy prison sentences. We specialize in:
- Methamphetamine lab charges
- Cannabis cultivation cases
- Prescription drug manufacturing
- Chemical precursor violations
- Conspiracy allegations
- Asset forfeiture defense
Drug Trafficking & Distribution
We offer expert defense for Class X felony trafficking charges carrying 6-30 years in prison, challenging evidence and reducing sentences through plea negotiations. We handle:
- Large quantity possession cases
- Intent to deliver charges
- Multi-jurisdictional investigations
- Wire-tap evidence challenges
- RICO conspiracy charges
- Federal court coordination
Prescription Drug Crimes
We protect clients from prescription fraud and distribution charges, defending doctors, pharmacists, and patients against DEA investigations and state prosecutions. We address:
- Doctor shopping allegations
- Prescription forgery charges
- Unlawful prescription distribution
- DEA license violations
- Medicare/Medicaid fraud
- Professional license protection
School Zone Drug Offenses
We challenge enhanced penalties for drug crimes within 1,000 feet of schools, parks, or daycares that can double sentences and eliminate probation eligibility. We fight:
- School zone penalty enhancements
- Public park proximity charges
- Daycare facility violations
- Enhanced sentencing guidelines
- Mapping and measurement challenges
- Alternative sentencing options
Drug-Related DUI (DUID)
We defend drugged driving charges involving illegal drugs, prescription medications, or cannabis, challenging field sobriety tests and blood analysis. We focus on:
- Cannabis DUI charges
- Prescription medication DUIs
- Illegal drug impairment cases
- Blood test accuracy challenges
- Medical marijuana defenses
- Zero tolerance violations
Juvenile Drug Crimes
We protect minors from adult drug charges and long-term consequences, working within the juvenile system for treatment over punishment. We focus on:
- Juvenile court proceedings
- School-based incident defenses
- Bullying-related charges
- Gang involvement cases
- Transfer to adult court prevention
- Sealing of juvenile records
Drug Court Programs
We help eligible clients access drug court programs as alternatives to prison, providing treatment-focused solutions for addiction-related crimes. We assist with:
- Drug court eligibility assessment
- Treatment program coordination
- Compliance monitoring support
- Graduated sanctions defense
- Successful program completion
- Charge dismissal upon graduation
Contact Our DuPage County Drug Crimes Defense Attorneys
When facing drug charges in DuPage County, immediate legal representation is critical. Evidence preservation and early investigation can make the difference in your case outcome.
Call: (630) 953-4400
Email: info@mcmahonlegal.net
Visit: 2150 McDonald Drive, Oak Brook, IL 60523
Available 24/7 for emergency arrest assistance.
Don't face drug charges alone. Our experienced DuPage County criminal defense attorneys are ready to fight for your rights, your freedom, and your future.