50 Gal tank
Standard flourescent overhead lighting
Aquaclear 300 filter
Maxima air pump to bubble wand
Driftwood and fake plants
Fake hollow log
Get a big tank, then you can get cool fish
Consider sand substrate as a long term choice
,once you have the tank all set up it is a pain to switch
2X Bala sharks
2x Golden Barbs
6X Penguin Tetras
1x Pink Skirted tetra
4x Black Skirted Tetras
1X Australian Blue Crayfish (Yabbie)
1X Chinese Algae Eater
When you see signs of stress in your fish, you can then take steps to identify the source of that stress and then to resolve it before it becomes a major issue.
If you're looking for a unique way to stock your new tank, give freshwater shrimp a try.
If your fish is suffering, you may want to consider euthanasia as an option to humanely end his pain.