Prescription Drug Charges: When Legal Medication Becomes a Crime
How legal prescription medications can lead to serious criminal charges in California, and what you need to know to protect yourself.
Many Californians don't realize that the same prescription medication that's legal with a valid prescription becomes a controlled substance crime without one. This guide explains when prescription drugs can lead to criminal charges and how to avoid unexpected legal trouble.
How Legal Medication Becomes Illegal
Prescription drugs are legal to possess only when you have a valid prescription from a licensed healthcare provider. The moment any of these conditions are violated, you may be committing a crime:
No Valid PrescriptionPossessing any controlled substance without a current, valid prescription from your doctor
Someone Else's PrescriptionUsing medication prescribed to another person, even a family member
Expired PrescriptionContinuing to use medication after the prescription has expired
Exceeding Prescribed AmountPossessing more than your prescription allows
Sharing MedicationGiving your prescription medication to someone else
Commonly Abused Prescription Drugs
California law enforcement focuses heavily on these categories of prescription medications:
Opioids
• Oxycodone (OxyContin, Percocet)
• Hydrocodone (Vicodin, Norco)
• Codeine
• Morphine
• Fentanyl
Benzodiazepines
• Alprazolam (Xanax)
• Diazepam (Valium)
• Lorazepam (Ativan)
• Clonazepam (Klonopin)
Stimulants
• Amphetamine (Adderall)
• Methylphenidate (Ritalin, Concerta)
• Lisdexamfetamine (Vyvanse)
Sleep Aids
• Zolpidem (Ambien)
• Eszopiclone (Lunesta)
• GHB (Xyrem) - also a date rape drug
Charges and Penalties
Prescription drug charges in California vary based on the type of drug, quantity, and alleged intent:
Offense
Code Section
Penalty
Simple Possession
HS 11350
Misdemeanor: up to 1 year
Possession for Sale
HS 11351
Felony: 2-4 years state prison
Sale/Transport
HS 11352
Felony: 3-9 years state prison
Prescription Fraud
HS 11173
Wobbler: up to 3 years
Forging Prescriptions
BP 4324
Wobbler: up to 3 years
Prescription Fraud Offenses
California aggressively prosecutes prescription fraud, which includes:
Types of Prescription Fraud
Forging or altering a prescription
Using false identification to obtain prescriptions
"Doctor shopping" (visiting multiple doctors to obtain multiple prescriptions)
Calling in fraudulent prescriptions
Stealing prescription pads
California's CURES Database
California maintains the Controlled Substance Utilization Review and Evaluation System (CURES), which tracks all Schedule II-IV prescriptions. Doctors must check this database before prescribing, making "doctor shopping" much more difficult and detectable than in the past.
DUI Involving Prescription Drugs
Having a valid prescription does not protect you from DUI charges. California Vehicle Code 23152(f) makes it illegal to drive under the influence of any drug that impairs your ability to drive safely—including legally prescribed medication.
Medications That Cause Impairment
• Opioid pain medications
• Benzodiazepines (Xanax, Valium)
• Sleep medications (Ambien)
• Muscle relaxants
• Some antihistamines
Prescription Is No Defense
• Valid Rx doesn't allow impaired driving
• "Doctor said it was okay" is not a defense
• Blood test can prove presence of drug
• Penalties same as alcohol DUI
Defense Strategies
Several defenses may apply to prescription drug charges:
Valid PrescriptionYou had a current, valid prescription for the medication at the time of arrest
Lack of KnowledgeYou didn't know the substance was in your possession (e.g., borrowed bag with pills inside)
Illegal SearchThe drugs were discovered during an unconstitutional search and should be suppressed
Mistaken IdentityThe pills found were legal over-the-counter medication or supplements, not controlled substances
Medical NecessityIn rare cases, emergency medical necessity may justify possession
Diversion Eligibility
Simple possession of prescription drugs may qualify for drug diversion under Penal Code 1000, which can result in dismissed charges. However, possession for sale and fraud charges are not diversion-eligible.