Interscalene

They include the intravenous and intramuscular administration of non-steroidal anti-inflammatory drugs (NSAIDs), the administration of preemptive analgesia followed by the continuation of treatment [ 3 ], the use of a single loading dose of gabapentin before surgery [ 7 ], intrapleural infusions of local analgesics [ 4 ], intraoperative injections into the vicinity of the phrenic nerve [ 6 ], as well as the use of interscalene brachial plexus block [ 8 ] and suprascapular nerve block [ 5 ].