{"id":"xarlin-levocetirizine","safety":{"commonSideEffects":[{"rate":"1-2%","effect":"Somnolence"},{"rate":"1-2%","effect":"Headache"},{"rate":"1-2%","effect":"Fatigue"},{"rate":"1-2%","effect":"Dry mouth"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"Levocetirizine is the active R-enantiomer of cetirizine, a second-generation antihistamine. It crosses the blood-brain barrier minimally, reducing sedation compared to first-generation antihistamines. By competitively blocking H1 receptors, it prevents histamine-mediated allergic responses including itching, urticaria, and rhinitis.","oneSentence":"Levocetirizine is a selective H1-receptor antagonist that blocks histamine binding to H1 receptors on mast cells and basophils, reducing allergic symptoms.","_ai_confidence":"high"},"_scrapedAt":"2026-03-28T00:16:19.882Z","_scrapedBy":"cloudflare-swarm","_wikipedia":null,"indications":{"approved":[{"name":"Allergic rhinitis"},{"name":"Chronic urticaria"},{"name":"Allergic conjunctivitis"}]},"trialDetails":[{"nctId":"NCT01062139","phase":"PHASE4","title":"Cosalin® Monotherapy Versus Cosalin® and Xarlin® Combination Therapy","status":"UNKNOWN","sponsor":"HK inno.N Corporation","startDate":"2009-10","conditions":"Perennial Allergic Rhinitis","enrollment":100}],"_emaApprovals":[],"_faersSignals":[],"_approvalHistory":[],"publicationCount":1,"rwe":[],"genericFilers":[],"relatedDrugs":[],"labelChanges":[],"biosimilarFilings":[],"pricing":[],"formularyStatus":[],"manufacturing":[],"companionDiagnostics":[],"competitors":[],"timeline":[],"patents":[],"ownershipHistory":[],"trials":[],"biosimilars":[],"latestUpdates":[],"references":[],"tags":[],"ecosystem":[],"genericManufacturerList":[],"offLabel":[],"developmentCodes":[],"aliases":["Cosalin (Petasites hybridus CO2 extract)","Xyarin (levocetirizine)"],"phase":"marketed","status":"active","brandName":"Xarlin (Levocetirizine)","genericName":"Xarlin (Levocetirizine)","companyName":"HK inno.N Corporation","companyId":"hk-inno-n-corporation","modality":"Small molecule","firstApprovalDate":"","aiSummary":"Levocetirizine is a selective H1-receptor antagonist that blocks histamine binding to H1 receptors on mast cells and basophils, reducing allergic symptoms. Used for Allergic rhinitis, Chronic urticaria, Allergic conjunctivitis.","enrichmentLevel":3,"visitCount":0,"trialStats":{"total":0,"withResults":0},"verificationStatus":"verified","dataCompleteness":{"mechanism":true,"indications":true,"safety":true,"trials":true,"score":4}}