Normally, I keep a stash of mullein oil in the fridge, but this morning I discovered the bottle was nearly empty. (mindbodygreen.com)
You can make a strong mullein leaf tea for dogs and give 10 ml (milliliters) per 30 pounds of body weight twice daily; or you can administer a glycerin tincture into the mouth at 1 - 2 ml per 20 pounds twice daily, according to Herbs for Pets. (dogsnaturallymagazine.com)
The dried leaves of mullein are ground into a light green - brown powder that helps relieve congestion and cough. (herbazest.com)