Akashic Archive: Bag of Celestial Kush

A bag of Celestial Kush contains 16 doses, 1 dose of Celestial Kush will last 2 hours, each dose over the first adds and additional 2 hours to the effects.

Effects.
Once inhaled and/or ingested make a Constitution Save;
On a 15 or higher you are aware of your surroundings and function as normal but float 2 inches off the ground.
On a 10-14 you have disadvantage on all wisdom and intelligence checks and you float about 2 feet in the air.
On a 5-9 you can see into the Ethereal Plane, become incapacitated, and float 5 feet in the air.
On a 2-4 you enter into the Ethereal Plane.
On a 1 you enter into the Ethereal Plane and can only leave by Plane Shift.

After the allotted time gained from doses of Celestial Kush has passed all effects end, except a natural one,