{"type":"trials","record":{"id":41706,"source_id":"clinicaltrials-gov","external_id":"NCT07189169","title":"QA108 Phase III Study in Subjects With Intermediate AMD","brief_summary":"This is a phase III randomized, double-masked, placebo-controlled, multicenter study. To evaluate the efficacy and safety of QA108 granules in the treatment of intermediate age-related macular degeneration.","overall_status":"Recruiting","phases":["PHASE3"],"study_type":"INTERVENTIONAL","sponsor":"Smilebiotek Zhuhai Limited","enrollment":400,"countries":["China"],"start_date":"2025-07-08","completion_date":"2027-06-30","last_update_date":"2025-09-23","source_url":"https://clinicaltrials.gov/study/NCT07189169","editorial_summary":"A registered PHASE3 study indexed because it matched monitored longevity research terms. Registry status: Recruiting. Registration does not establish safety or effectiveness.","first_seen_at":"2026-09-25T01:25:30.378222+00:00","last_seen_at":"2026-09-25T06:20:47.789+00:00","metadata":{"sex":"ALL","acronym":null,"age_range":"45 Years to 85 Years","comparator":"QA108 granule simulants, 7.5 g/bag,2 bags/time, BID","organization":"Smilebiotek Zhuhai Limited","interventions":["QA108 granules","QA108 granules placebo"],"registry_source":"ClinicalTrials.gov","outcome_measures":["Percentage change from baseline in drusen area — weeks 24","Percentage change from baseline in drusen area — weeks 12"],"design_description":"RANDOMIZED · FACTORIAL · TREATMENT · QUADRUPLE","source_has_results":false},"controlled_terms":["Intermediate Age-Related Macular Degeneration","QA108 granules","QA108 granules placebo"],"relevance_confidence":100,"source_quality_score":100,"freshness_score":65,"publication_state":"published","match_explanation":"Abstract contains controlled term: age-related macular degeneration.","quality_checked_at":"2026-09-25T06:20:59.355028+00:00","duplicate_cluster_key":"id:nct07189169","duplicate_of_id":null,"evidence_snapshot":{"status":"structured","version":1,"duration":"2025-07-08 to 2027-06-30","comparator":"QA108 granule simulants, 7.5 g/bag,2 bags/time, BID","confidence":"structured-source","population":"ALL · 45 Years to 85 Years","provenance":{"duration":"start_date and completion_date","comparator":"registry arm fields","population":"registry eligibility fields","intervention":"registry intervention fields","participants":"enrollment","study_design":"study_type and registry design fields","evidence_stage":"phases","reported_outcome":"not available","outcomes_measured":"registry outcome-measure fields"},"generated_at":"2026-09-25T06:20:47.856Z","intervention":["QA108 granules","QA108 granules placebo"],"participants":400,"study_design":"RANDOMIZED · FACTORIAL · TREATMENT · QUADRUPLE","subject_scope":"Human clinical study registration","evidence_stage":"PHASE3","safety_context":"Eligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians.","source_support":"Structured registry protocol metadata; no finding-level conclusion is generated.","main_limitation":"This is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.","reported_outcome":null,"outcomes_measured":["Percentage change from baseline in drusen area — weeks 24","Percentage change from baseline in drusen area — weeks 12"],"regulatory_context":"Trial registration is not regulatory approval and does not establish that an intervention is available."},"clinical_trial_topics":[{"topic_slug":"vision-aging","is_published":true,"match_reasons":["Abstract contains controlled term: age-related macular degeneration.","Source terminology contains: age-related macular degeneration.","Abstract supplies longevity context: age-related.","Study type is explicitly identified as INTERVENTIONAL."],"matched_fields":["abstract","controlled terminology","abstract context","study type"],"relevance_score":100,"intelligence_topics":{"name":"Vision ageing","slug":"vision-aging"}}],"content_sources":{"name":"ClinicalTrials.gov","homepage_url":"https://clinicaltrials.gov/"}},"canonical_url":"https://www.immortal.life/trials/41706","automation_disclosure":"Generated automatically from cited source metadata. No scientist, clinician, researcher, editor, or human reviewer evaluates this publication before release."}