Oral Fluid vs IV Fluid After Primary TKA
The goal of this study is to compared efficacy of oral fluid and intravenous fluid after primary unilateral total knee arthroplasty.

The main question it aims to answer is:

Does oral fluid replacement after primary unilateral total knee arthroplasty provide a patient recover faster than intravenous fluids replacement?
- EligibilityCriteria: Inclusion Criteria:  Age 40-85 years old ASA I, II Primary osteoarthritis  Exclusion Criteria:  Diuretics use Morbid obesity Previous knee surgery Cannot undergo spinal anesthesia - HealthyVolunteers: No - Gender: All - MinimumAge: 40 Years - MaximumAge: 85 Years - StdAgeList: Adult, Older Adult