IRCT20210902052364N1 IRCT 2021-09-15 Esfahan University of Medical Sciences The effect of intracameral marcaine and lidocaine on postoperative pain after cataract surgery in patients undergoing intravenous sedation Comparison of effect of intracameral marcaine and lidocaine on postoperative pain after cataract surgery in patients undergoing intravenous sedation 2021-09-23 anticipated 64 Complete https://irct.ir/trial/58508 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: In this study, 64 eligible patients will be selected by simple random sampling. These people are then coded with the help of random allocation computer software and are automatically divided into two groups. The relevant codes will be entered in the raw checklists and each of these checklists will be randomly assigned to one patient and that patient will be randomly studied in one of the two groups, Blinding description: In this study, due to the different nature of the injection (intracameral), the researcher is aware of the two types. However, due to lack of consciousness and the person evaluating the patient's hemodynamic parameters and analyzing the data, the patient will not be aware of the two groups. 3 Cataract extraction. Intervention 1: Intervention group: we inject 0.2 cc of lidocaine 1% without preservative into the anterior chamber immediately after corneal incision and before capsulorexia. Intervention 2: Intervention group: In the second intervention group, after receiving topical tetracaine drops as in group 1, immediately after corneal incision and before capsulorexia 0.2 cc of half a percent marcaine without preservative diluted in a 1: 1 ratio with sterile BSS solution into the anterior chamber. No - There is not a plan to make this available Justification or reason for not sharing IPD is There is no more information