Douglas J. Rhee, MD

C. ANTIBIOTICS FOR SUBCONJUNCTIVAL/INTRAVITREAL INJECTIONSubconjunctival injection 1 Intravitreal injection 2 Notes(1) Aminoglycoside s 3amikacin 25 mg 0.2–0.4 mggentamicin 10–20 mg 0.2–0.4 mgkanamycin 30 mg N/Aneomycin 125–250 mg N/A Rarely usedtobramycin 10–20 mg 0.1–0.4 mg(2) Penicillinsampicillin 50–150 mg 0.5 mg Rarely usedcarbenicillin 100 mg 0.25–2.0 mgmethicillin 50–100 mg 1.0–2.0 mgpenicillin G 0.5–1.0 million units N/Aticarcillin 100 mg N/A(3) Cephalosporinscefazolin 100 mg 2.0–2.25 mg First generation, rarely usedceftazidime 200 mg 2.25 mg Third generation(continued)Antibacterial Agents 7