For Coccidiosis, you need Corid.
Dose:
1.5 teaspoons (NO LESS) of 20% powder per gallon of water
OR
2 teaspoons of 9.6% liquid per gallon... treat for 5-7 days, mix fresh at least once daily, and make sure it's the ONLY water they can access during this time.
For worms, I would...