Can You Get a DWI in Arkansas for Prescription Medication?

Yes. Arkansas law allows a DWI charge based on prescription medication, even when you obtained it legally and took the prescribed dose. But medication use alone does not establish guilt: the State must prove operation or actual physical control of a vehicle, legally sufficient intoxication, and the culpable mental state required in a drug-only case.

A prescription explains why you had the medicine. It does not answer how the medicine affected you at the relevant time. The defense needs to connect the dose, timing, medical history, observations, and test results rather than assume either that a positive test proves DWI or that lawful use defeats it.

What Arkansas Must Prove

Under §§ 5-65-102 and 5-65-103, intoxication means that alcohol, a controlled substance, another intoxicant, or a combination substantially altered your reactions, motor skills, and judgment so that you posed a clear and substantial danger of physical injury or death to yourself or another person. Some change in how you feel is not the statutory test.

The State must connect that condition to the time you operated or were in actual physical control of the vehicle. A moving car is not required if actual physical control is established. See how Arkansas treats DWI allegations involving parked vehicles.

Section 5-65-102 expressly says legal entitlement to use the drug or controlled substance is not a defense. Not every prescription drug is a controlled substance, but the intoxication definition also covers other intoxicants, including an over-the-counter medicine if it causes the required impairment. The State still bears the burden of proving the criminal charge beyond a reasonable doubt.

Sources: Ark. Code §§ 5-65-102(1), (4), 5-65-103(a), 5-1-111(a).

A Drug-Only Case Has A Mental-State Requirement

Arkansas’s general culpability rule requires purpose, knowledge, or recklessness when an offense does not specify a mental state and no exception applies. In Leeka v. State, a case involving Ambien and reported sleep-driving, the Arkansas Supreme Court reversed and remanded because the trial court had treated DWI as requiring no culpable mental state.

The legislature later made alcohol-related DWI a strict-liability offense, meaning no culpable mental state is required for that offense. The current statute uses that alcohol-specific language. A drug-only prosecution therefore requires the separate culpability analysis under Leeka and Arkansas’s general rules; it should not be treated as automatically governed by the alcohol exception.

This is not an automatic defense for an unexpected reaction. Your dose, instructions, warnings, prior reactions, and any alcohol or other drugs matter to the analysis. A claim that you were asleep or unaware also requires evidence; Leeka did not hold that taking Ambien excuses driving. Give your lawyer the actual prescription information and medical records, not just the medication’s name.

Sources: Leeka v. State, 2015 Ark. 183; Ark. Code §§ 5-2-203(b), 5-2-204, 5-65-103(c); Act 6 of the 2015 First Extraordinary Session.

What Symptoms And Drug Tests Can Establish

Arkansas’s DWI statute sets an alcohol-concentration threshold of 0.08, but it does not establish an equivalent numerical cutoff for prescription drugs. A 0.00 breath-alcohol result does not rule out drug intoxication. Conversely, detecting a medication does not by itself establish the statutory degree of impairment.

Slurred speech, poor balance, confusion, and other observations can support the State’s case. They are not automatically conclusive. Your lawyer should compare the officer’s description with video, the test instructions, and documented medical or physical conditions that may explain what occurred. A problem with a roadside exercise can affect its weight without automatically requiring suppression.

A laboratory’s description of a concentration as “therapeutic” does not guarantee safe driving. NHTSA explains that some drugs can impair at therapeutic doses, interactions can increase impairment, and some drugs remain detectable after impairment has ended. Neither a dosage label nor a concentration should be treated as a substitute for evaluating the individual evidence.

Sources: Mace v. State, 328 Ark. 536 (1997); NHTSA, Drug-Impaired Driving.

Review How Police Obtained And Tested The Sample

For a police blood test under § 5-65-202(c), a warrant based on probable cause or your express consent is required unless exigent circumstances justify proceeding without either. An arrest alone does not eliminate that requirement. Preserve the warrant, consent form, collection time, and medical or laboratory paperwork so your lawyer can assess a motion to suppress if the sample was unlawfully obtained.

Arkansas also gives a person tested at an officer’s direction the right to an additional chemical test by a qualified person of their choice. The officer must give written notice of that right and provide assistance reasonable under the circumstances. The notice must explain reimbursement by the arresting agency if you obtain the additional test and are found not guilty. A failure to provide the required advisement or assistance can support exclusion of the State’s test.

Your lawyer can request full information concerning the chemical test under § 5-65-204(e), then examine sample handling, identification, testing methods, and the report’s limits. State Crime Laboratory drug-testing methods are exempt from Department of Health approval under § 5-65-204(b)(2); the absence of that approval alone does not invalidate the drug analysis.

There is also a deadline for questioning a State Crime Laboratory analyst. Section 12-12-313(d)(2) requires at least ten days’ notice before the proceeding when the defense requests the analyst’s presence for cross-examination. Give your lawyer the report promptly so that request can be handled before trial.

Sources: Ark. Code §§ 5-65-202(c), 5-65-204(b)-(e), 12-12-313(d); Johnson v. State, Arkansas Court of Appeals (2023).

Criminal Penalties And License Restrictions

Prescription-related DWI uses the DWI sentencing statutes. A first offense is an unclassified misdemeanor carrying 24 hours to one year of imprisonment and a $150 to $1,000 fine. If a passenger under sixteen was present, the imprisonment minimum is seven days. The court may order public service instead of imprisonment, with its reasons stated in the written order. Prior offenses can increase the penalties.

License proceedings are separate from the criminal prosecution. Section 5-65-104 provides a six-month suspension for a first controlled-substance DWI and excludes that suspension from the ignition-interlock restricted-license provision. Do not assume the alcohol-DWI interlock option applies to your medication case. The exact substance matters because not every medication is controlled.

A separate hardship permit under § 5-65-120 may be available to an eligible driver. It requires extreme and unusual hardship, lack of adequate alternative transportation for the permitted purpose, and a favorable review of the statutory driving-record and public-safety criteria. Issuance is discretionary, and a second or subsequent covered offense within five years bars that permit. A need to get to work does not itself authorize driving.

The hearing-request deadline and a temporary permit’s expiration are separate dates. Follow the notice’s submission instructions and confirm your current driving authority. For the procedure and available review, see Arkansas DWI license suspensions and hearing requests.

Sources: Ark. Code §§ 5-65-111(a), 5-65-112(1), 5-65-104(a)(2)(A)(ii), 5-65-120, 5-65-402(a).

What To Preserve After A Medication-Related Arrest

• Prescription and pharmacy records. Keep the label, instructions, warnings, refill history, and records of recent dosage changes. They help establish what you were prescribed and told.
• A timeline for your lawyer. Record doses and times, sleep, food, alcohol, other medicines, driving, the stop, and sample collection. Include facts that may hurt as well as help the defense.
• Relevant medical information. Identify conditions, injuries, treatment, or symptoms that may explain the officer’s observations. Give those records to your lawyer for review rather than posting them publicly.
• Recordings, witnesses, and paperwork. Preserve dash-camera footage you control, identify witnesses, and ask counsel promptly about preserving police video and test records. Keep your citation, court dates, suspension notice, and testing-rights forms.

For future driving, read the medication’s warnings and ask your prescriber or pharmacist about driving and interactions. FDA identifies sleep medicines, opioids, benzodiazepines, muscle relaxants, and some antihistamines among medicines that can affect driving; some effects can continue into the next day. Get medical advice about treatment changes. A criminal charge is not a reason to make medication changes on your own.

Source: FDA, Some Medicines and Driving Don’t Mix.

Updated October 25, 2026

This blog post is provided for general informational purposes only and does not constitute legal advice. Reading this content does not create an attorney-client relationship with Wesley Rhodes, Attorney at Law. If you need legal advice about your specific situation, you should consult with a qualified criminal defense attorney.