Can You Give Blood If You Smoke? MD Spiro Yes, you can donate blood if you smoke or consume cannabis. The recipient of the blood will not get high, another common MYTH. All donors go through the same health We all know smoking and vaping isn't great for your health. But it doesn't stop you from being a blood or plasma donor. Just make sure to wait one hour after donating Can You Donate Blood If You Smoke? Our Blood Institute How a 14 year old boy became addicted to Spice through vapes Smoking and High Blood Pressure: The Dangerous Link