Before taking dronabinol, tell your doctor or pharmacist if you are allergic to it; or to marijuana (cannabis); or if you have any other allergies. This product may contain inactive ingredients (such as sesame oil), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: personal or family history of a substance use disorder (such as overuse of or addiction to drugs/alcohol), heart disease, high blood pressure, mental/mood disorders (such as mania, depression, schizophrenia), seizures.

This drug may make you dizzy or drowsy or affect your judgment. Alcohol or marijuana (cannabis) can worsen these effects. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Avoid alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Children may be more sensitive to the side effects of this drug, especially drowsiness and mental/mood changes.

Older adults may be more sensitive to the side effects of this drug, especially drowsiness, dizziness, lightheadedness, and mental/mood changes.

Tell your doctor if you are pregnant or plan to become pregnant. You should not become pregnant while using dronabinol. Dronabinol may harm an unborn baby. If you become pregnant, talk to your doctor right away about the risks and benefits of this medication.

This medication passes into breast milk and may harm a nursing infant. Breastfeeding is not recommended while using this medication. Consult your doctor before breastfeeding.