Most liquid medicine is measured by teaspoon (tsp) or milliliter (mL) or cc. 1 mL = 1 cc. 2.5 mL = 2.5 cc = 1/2 teaspoon (tsp) 5 mL = 5 cc = 1 tsp. 15 mL = 15 cc = 3 tsp = 1 tablespoon (tbl or Tbsp)read more >>