{
  "object_id": "revive:tadalafil",
  "object_type": "Medication Decision Object",
  "schema_version": "1.0",
  "language": "en",
  "canonical_url": "/tadalafil/",
  "canonical_page_h1": "Tadalafil: Uses, Daily Dosing, Safety & ED Guide",
  "entity_slug": "tadalafil",
  "primary_entity": "tadalafil",
  "entity_family": "ED / PDE5",
  "page_kind": "drug_or_general",
  "decision_stage": "BOFU / decision",
  "ymyl": true,
  "source_phase": "Phase 2 Answer-First Citation Blocks",
  "decision_dimensions": [
    "role",
    "effectiveness",
    "dose",
    "side_effects",
    "interactions",
    "monitoring",
    "alternative",
    "switching",
    "comparison",
    "cost",
    "brand_generic",
    "comorbidity",
    "adherence",
    "risk_benefit",
    "failure",
    "patient_context",
    "natural_language",
    "decision_path",
    "summary"
  ],
  "answers": [
    {
      "query_id": "RZQ-02233",
      "question": "What is tadalafil mainly used for, and what decisions matter most when it is prescribed?",
      "short_answer": "Compare tadalafil by approved use, dosing context, safety considerations, brand/generic status, out-of-pocket treatment expense factors and practical treatment decisions. A responsible Tadalafil head-to-head assessment explains where two choices differ and where they cannot be compared directly, instead of merely forcing every page to declare a winner. If Tadalafil involves two drugs, the starting question is whether they are substitutes, complementary treatments or options used in different clinical situations.",
      "citations": [
        {
          "label": "MedlinePlus drug information: Tadalafil",
          "url": "https://medlineplus.gov/druginfo/meds/a604008.html"
        },
        {
          "label": "DailyMed current human drug-label search: Tadalafil",
          "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?labeltype=human&query=tadalafil"
        },
        {
          "label": "Clinical guideline context: European Association of Urology: Erectile Dysfunction Guideline",
          "url": "https://uroweb.org/guidelines/sexual-and-reproductive-health/chapter/management-of-erectile-dysfunction"
        }
      ]
    },
    {
      "query_id": "RZQ-02234",
      "question": "Where does tadalafil fit among other options in its drug class?",
      "short_answer": "Tadalafil sits is a specific treatment decision because the question identifies the option, dose, head-to-head assessment, problem or out-of-pocket treatment expense concern. Tadalafil is a narrow decision question, so this page treats it as a specific choice instead of merely another broad medication overview. For Tadalafil, the useful question is not simply what the medicine is, but what would make this exact option appropriate, inappropriate, cheaper, harder to tolerate or worth comparing.",
      "citations": [
        {
          "label": "MedlinePlus drug information: Tadalafil",
          "url": "https://medlineplus.gov/druginfo/meds/a604008.html"
        },
        {
          "label": "DailyMed current human drug-label search: Tadalafil",
          "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?labeltype=human&query=tadalafil"
        },
        {
          "label": "Clinical guideline context: European Association of Urology: Erectile Dysfunction Guideline",
          "url": "https://uroweb.org/guidelines/sexual-and-reproductive-health/chapter/management-of-erectile-dysfunction"
        }
      ]
    }
  ],
  "related_questions": [
    {
      "query_id": "RZQ-02233",
      "question": "What is tadalafil mainly used for, and what decisions matter most when it is prescribed?",
      "priority": "P1",
      "micro_intent": "role"
    },
    {
      "query_id": "RZQ-02234",
      "question": "Where does tadalafil fit among other options in its drug class?",
      "priority": "P1",
      "micro_intent": "role"
    },
    {
      "query_id": "RZQ-02235",
      "question": "How should someone judge whether tadalafil is working?",
      "priority": "P2",
      "micro_intent": "effectiveness"
    },
    {
      "query_id": "RZQ-02236",
      "question": "What dose-related questions matter most with tadalafil?",
      "priority": "P2",
      "micro_intent": "dose"
    },
    {
      "query_id": "RZQ-02237",
      "question": "Which side effects are most likely to change the treatment decision around tadalafil?",
      "priority": "P2",
      "micro_intent": "side_effects"
    },
    {
      "query_id": "RZQ-02238",
      "question": "Which interaction questions matter most before using tadalafil?",
      "priority": "P2",
      "micro_intent": "interactions"
    },
    {
      "query_id": "RZQ-02239",
      "question": "What monitoring or follow-up can matter with tadalafil?",
      "priority": "P2",
      "micro_intent": "monitoring"
    },
    {
      "query_id": "RZQ-02240",
      "question": "When might someone need to discuss an alternative to tadalafil?",
      "priority": "P2",
      "micro_intent": "alternative"
    },
    {
      "query_id": "RZQ-02241",
      "question": "What should be reviewed before switching to or away from tadalafil?",
      "priority": "P2",
      "micro_intent": "switching"
    },
    {
      "query_id": "RZQ-02242",
      "question": "Which other medications are most useful to compare with tadalafil?",
      "priority": "P2",
      "micro_intent": "comparison"
    },
    {
      "query_id": "RZQ-02243",
      "question": "What determines the real-world cost and access of tadalafil?",
      "priority": "P2",
      "micro_intent": "cost"
    },
    {
      "query_id": "RZQ-02244",
      "question": "Does brand versus generic matter for tadalafil?",
      "priority": "P2",
      "micro_intent": "brand_generic"
    },
    {
      "query_id": "RZQ-02245",
      "question": "How can heart, kidney, blood-pressure, or vascular conditions affect the decision around tadalafil?",
      "priority": "P2",
      "micro_intent": "comorbidity"
    },
    {
      "query_id": "RZQ-02246",
      "question": "What practical issues can make tadalafil hard to use consistently?",
      "priority": "P2",
      "micro_intent": "adherence"
    },
    {
      "query_id": "RZQ-02247",
      "question": "How should someone balance the benefits and tolerability of tadalafil?",
      "priority": "P2",
      "micro_intent": "risk_benefit"
    },
    {
      "query_id": "RZQ-02248",
      "question": "What should be reviewed if tadalafil seems not to work?",
      "priority": "P2",
      "micro_intent": "failure"
    },
    {
      "query_id": "RZQ-02249",
      "question": "What if tadalafil works but causes an unwanted effect?",
      "priority": "P2",
      "micro_intent": "patient_context"
    },
    {
      "query_id": "RZQ-02250",
      "question": "What if tadalafil is tolerated but does not achieve the treatment goal?",
      "priority": "P2",
      "micro_intent": "patient_context"
    },
    {
      "query_id": "RZQ-02251",
      "question": "What if cost or availability makes tadalafil difficult to continue?",
      "priority": "P2",
      "micro_intent": "patient_context"
    },
    {
      "query_id": "RZQ-02252",
      "question": "My doctor mentioned tadalafil. What are the most important questions I should ask?",
      "priority": "P2",
      "micro_intent": "natural_language"
    },
    {
      "query_id": "RZQ-02253",
      "question": "I am already taking tadalafil. What should I track before my next review?",
      "priority": "P2",
      "micro_intent": "natural_language"
    },
    {
      "query_id": "RZQ-02254",
      "question": "How do I know whether my problem with tadalafil is the dose, the drug, or the treatment goal?",
      "priority": "P2",
      "micro_intent": "natural_language"
    },
    {
      "query_id": "RZQ-02255",
      "question": "What information would a clinician need to make a good decision about tadalafil?",
      "priority": "P2",
      "micro_intent": "decision_path"
    },
    {
      "query_id": "RZQ-02256",
      "question": "What is the shortest evidence-based decision summary for tadalafil?",
      "priority": "P2",
      "micro_intent": "summary"
    }
  ],
  "evidence": [
    {
      "label": "MedlinePlus drug information: Tadalafil",
      "url": "https://medlineplus.gov/druginfo/meds/a604008.html"
    },
    {
      "label": "DailyMed current human drug-label search: Tadalafil",
      "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?labeltype=human&query=tadalafil"
    },
    {
      "label": "Clinical guideline context: European Association of Urology: Erectile Dysfunction Guideline",
      "url": "https://uroweb.org/guidelines/sexual-and-reproductive-health/chapter/management-of-erectile-dysfunction"
    }
  ],
  "review": {
    "visible_page_review_date": null,
    "object_generated_date": "2026-09-11",
    "claim_level_confidence": "not_assigned",
    "confidence_note": "This object preserves answer text and citations already present on the canonical page. Claim-level confidence scoring and source-provenance grading are deferred to the later evidence/provenance phase."
  },
  "safety": {
    "educational_only": true,
    "not_individual_prescribing_advice": true,
    "do_not_stop_or_change_prescription_without_clinician_review": true
  },
  "implementation": {
    "preferred_rendering": "answer-first blocks + machine-readable JSON",
    "new_url_required": false,
    "canonical_page_remains_primary": true
  }
}