So how does a CBD vape pen work? Sublingual drops are the most potent means to have CBD. Does CBD oil thin your blood? Possible Causes for the effects of CBD on Blood Thinning Medications When cannabidiol inhibits platelet operation, it is possible that the anti-seizure drug may interfere with any other blood-thinning medications. Exactly how much does a drop of CBD oil equal? Dropping straight under the tongue or utilizing a...