A study to compare Dexmedetomidine with Ropivacaine Dexamethasone with Ropivacaine and Ropivacaine alone for upper limb surgeries and look for onset and duration in all the groups

INTERVENTION: Intervention1: Adding Dexmedetomidine to Ropivacaine: Patients posted for upper limb surgeries will be given Dexmedetomidine with Ropivacaine for Supraclavicular block and looked for onset and duration of sensory and motor blockade Control Intervention1: Adding Dexamethasone with Ropivacaine: Patients undergoing surgeries below shoulder under Supraclavicular block will be given Dexamethasone with Ropivacaine and will be looked for onset and duration of sensory and motor blockade Control Intervention2: Ropivacaine alone will be given: Patients posted for elective surgeries under Supraclavicular block will be given Ropivacaine alone and will be looked for onset and duration of sensory and motor blockade CONDITION: Health Condition 1: O‐ Medical and Surgical PRIMARY OUTCOME: Onset and duration of sensory and motor blockadeTimepoint: 24 hours SECONDARY OUTCOME: NILTimepoint: NIL INCLUSION CRITERIA: Patients who give consent Patients with ASA 1 and 2 Patients posted for elective surgeries below shoulder under Supraclavicular block