Does serenade work for bud rot?

I have just noticed first signs of bud rot on my flowers.today and have been reading up.on cures for it and heard that serenade works well. my plants are.four weeks into flowering.

Has anyone ever used this for bud rot before? If.so how did it work and how did u use iy and how.often

I rely dont want this to spread pleasr help!!!

You can spray with diluted bleach and remove the infected buds. I had some mold on freshly picked buds a couple of days ago and had to rush into action.