  The speed at which a Drinkable potion can be drunk is modified after all the potion effects and potion effect modifiers are added to the potion recipe.<~><~>  
Shown here are all the /bdrink speed/z modifying Potion ingredients and their speed modifiers. Adding an /bEgg/z to your Drinkable potion increases the drink speed to x1.33 the 
original speed.