A buddy way back made a similar mistake and added a little to much of something and had a boner for 3 weeks straight. UPSides? His girlfriend had never been happier. His pecker grew 2 more inches. He got more looks from girls. DownSide? His girlfriend had never been more jealous. No way could he squeeze into a tight elevator. Had to stay away from open flames during BBQ season.
Just be sure what you add it right or this may happen to you too, lol.