To gain admission to Osmania University for anesthesia courses, follow these steps:

1. Eligibility: Ensure you meet the eligibility criteria, which typically includes completing your 10+2 with relevant subjects for undergraduate courses, or holding a relevant degree for postgraduate programs.

2. Merit-Based Admission: Admission is primarily based on merit, considering marks from board exams or relevant entrance exams.

3. Application Process: Apply online through the university's official website during the admission period.

4. Specific Courses: Osmania University offers various programs, including B.Sc in Anesthesia and postgraduate diplomas in Anesthesia technology. Check specific requirements for each course on their official site or related educational platforms.