Know the laws about marijuana in Missouri.

Old Route 66 Dispensary is passionate about providing the best cannabis products in the industry and ensuring that all of our patients have the best experience while using them. Everyone can have an enjoyable cannabis experience by following the Missouri state laws for medical marijuana and the simple tips provided here.

Once you have purchased a cannabis product you are responsible for following Missouri state laws:

It's illegal to consume cannabis in public areas.

It's illegal to drive while impaired by cannabis.

It's illegal to leave the state of Missouri with any cannabis products.

It's illegal to give or sell your medical cannabis to others.

It's illegal to give or sell your medical cannabis to minors.

Keep cannabis products away from children.

Driving regulations

  • Do not drive after consuming marijuana
  • Consuming any amount of marijuana before driving will put you at risk for DUI
  • Avoid the risk of breaking the law and store marijuana in your trunk on the way home
  • Impaired drivers traveling with children present in the vehicle can be charged with child abuse

Know your limits

Everyone is different—know your edible tolerance

Start with a low dose to avoid overconsuming. Stay with friends if you have overconsumed.

Edibles can take up to 2 hours or longer to take effect.

Do NOT mix any other substances.

In the case of severe overconsumption, contact the Missouri Poison Control Center at .

New consumer

1-5 mg


5-10 mg


10-15 mg

Medical Marijuana Qualifying Conditions

Per Article XIV of the Missouri Constitution, a qualifying medical condition is:

  • Cancer
  • Epilepsy
  • Glaucoma
  • Intractable migraines unresponsive to other treatment
  • A chronic medical condition that causes severe, persistent pain or persistent muscle spasms, including but not limited to those associated with multiple sclerosis, seizures, Parkinson’s disease, and Tourette’s syndrome
  • Debilitating psychiatric disorders, including, but not limited to, post-traumatic stress order, if diagnosed by a state licensed psychiatrist
  • Human immunodeficiency virus or acquired immune deficiency syndrome
  • A chronic medical condition that is normally treated with prescription medications that could lead to physical or psychological dependence, when a physician determines that medical use of marijuana could be effective in treating that condition and would serve as a safer alternative to the prescription medication
  • A terminal illness
  • In the professional judgment of a physician, any other chronic, debilitating or other medical condition, including, but not limited to, hepatitis C,
  • amyotrophic lateral sclerosis, inflammatory bowel disease, Crohn’s disease, Huntington’s disease, autism, neuropathies, sickle cell anemia, agitation of Alzheimer’s disease, cachexia, and wasting syndrome.