With the historical status of hemp and cannabis, there are limited studies as to their contraindications but like any botanical product, CBD may interfere with certain medications or complicate health conditions. According to the Mayo ClinicCBD can interact with medications such as blood thinners. As such, we always recommend that if you are taking any medications, suffer from any health complications, are over the age of 65, or are pregnant or lactating, please consult with a physician or healthcare professional prior to use.