DocCraft

Causes:

Getting hit by a cave spider

Eating a spider eye

Symptoms:

Nausea at onset

Slowness

Dark particles

Poison

Cures:

Arachnitum

Causes:
Occurs randomly. Higher chance in colder biomes.

Symptoms:

Slowness

Sneezes

Cures:

Waiting

Minelenol

Causes:

Getting hit by a husk

Eating rotten flesh

Symptoms:

Nausea at onset

Periodic Hunger

Health Reduction

Cures:

Pure Leaf

Causes:

Being set on fire without fire resistance

Symptoms:

Blindness at onset

Flame particles

Longer burning time

Random fires appearing

Cures:

Fire Resistance Potion

Causes:

Darkness effect

Symptoms:

Slowness at onset

Dark particles

Periodic Darkness effect

Warden spawns

Cures:

Standing in fire

Causes:

Eating raw meat

Symptoms:

Hunger at onset

Nausea

Cures:

Waiting

Drinking water can stop nausea and help the disease end more quickly

Crafted with one honeycomb and one sugar as in the layout above.

Effects:

Stops sneezes for 20 minutes

Crafted with two coal, two charcoal, and one flint as in the layout above.

Effects:

Cures Common Cold

Stops players from getting the common cold for 10 minutes

Stops all diseases from getting worse for 10 minutes

If two are taken in a span of 20 minutes, overdose will occur, resulting in slowness, nausea, and weakness

Crafted with two fermented spider eyes and two wheat as in the layout above.

Effects:

Cures Arachnia

1 minute of Slowness I

1 minute of Weakness II

Crafted with three leaves (of any type) and two short grass as in the layout above.

Effects:

Cures Rottenness

2 minutes of Weakness II

Crafted using four iron ingots and one redstone block as in the layout above.

Effects:

Displays the diseases that the player currently has

Causes some damage