{
  "id": "covid-vaccine-eligibility-context",
  "slug": "covid-vaccine-guidance",
  "topic": "Vaccines",
  "tag": "Personal vaccine advice",
  "revision": "draft-4",
  "locale": "en",
  "assessment": "Specific question · research draft",
  "kind": "question",
  "parent": {
    "slug": "covid",
    "label": "COVID vaccines: protection against serious illness"
  },
  "derivedFrom": {
    "claimId": "covid-severe-illness",
    "revision": "draft-4",
    "note": "Source sections and source IDs/revisions preserved; page review remains pending."
  },
  "title": "Who needs personal vaccine advice?",
  "question": "Who needs specific vaccination guidance?",
  "summary": "Health conditions and past reactions can change vaccine advice. People with weakened immune systems may particularly benefit from COVID vaccination; a weakened immune system is not a general reason to avoid it.",
  "scope": "General explanation, reviewed 15 October 2026. Recommendations differ by country and change over time; this is not an individual dose or timing recommendation.",
  "geographicScope": {
    "kind": "jurisdiction",
    "countryCodes": [
      "US"
    ],
    "jurisdictionCodes": [
      "US"
    ],
    "note": "US CDC 2026–27 recommendations checked 15 October 2026; individual precautions and other countries’ guidance may differ."
  },
  "evidence": [
    {
      "heading": "Different vaccines need different advice",
      "text": "mRNA COVID vaccines are not live vaccines. People whose immune systems are weakened—for example, by certain conditions or treatments—face a higher risk of serious COVID and may need a different vaccine schedule. A severe allergic reaction to a vaccine, or a history of inflammation around the heart, can also change the advice. These are different questions from the advice about live MMR vaccines.",
      "sources": [
        1,
        2
      ],
      "sourceIds": [
        "cdc-covid-immunocompromised",
        "cdc-covid-contraindications"
      ]
    },
    {
      "id": "us-2026-27-guidance",
      "heading": "Current US recommendations",
      "text": "Checked 15 October 2026: CDC recommends 2026–27 COVID vaccination for all adults aged 18 and older, and for children aged 6 months–17 years with moderate to severe immune suppression. For other children in that age range, the decision is shared with a clinician. CDC distinguishes its recommendations from FDA-approved indications, including some off-label uses. Personal precautions, vaccine choice and timing still need current clinical advice.",
      "sources": [
        3
      ],
      "sourceIds": [
        "cdc-covid-clinical-2026-27"
      ]
    }
  ],
  "takeaway": "For a personal decision, check current local advice with a clinician who knows your health and vaccination history.",
  "limits": [
    "Advice can change with the vaccine version, previous doses, medical conditions and past reactions.",
    "An immune-system diagnosis does not automatically rule out every vaccine; the condition and treatment matter."
  ],
  "contextTitle": "Why general safety advice is not a personal schedule",
  "contextIntro": "A vaccine can be safe and useful overall while some people need different advice.",
  "detail": "The linked CDC pages give US guidance for weakened immune systems and particular reactions. Other countries can have different recommendations. This draft has not completed medical review and should not replace care from a clinician.",
  "sources": [
    {
      "id": "cdc-covid-immunocompromised",
      "revision": "research-2026-10-06",
      "title": "COVID vaccination guidance for immunocompromised people",
      "publisher": "CDC",
      "url": "https://www.cdc.gov/covid/hcp/vaccine-considerations/immunocompromised.html",
      "type": "Current authority guidance",
      "access": "Live webpage checked 6 October 2026; introduction and risk/guidance sections",
      "limit": "Guidance is group-specific; no individual schedule prescribed here.",
      "retrievedAt": "2026-10-06",
      "locale": "en",
      "geographicCoverage": {
        "kind": "undetermined",
        "countryCodes": [],
        "jurisdictionCodes": [],
        "note": "Source-specific coverage is described in access/limits; final applicability review pending."
      },
      "readerTitle": "COVID advice for people with weakened immune systems",
      "readerAccess": "We could read the current page; it was checked on 6 October 2026.",
      "readerLimit": "Advice depends on the condition and treatment. This page does not prescribe an individual schedule.",
      "supports": [
        "Different vaccines need different advice"
      ],
      "limitationsInternal": [
        "Live webpage checked 6 October 2026; introduction and risk/guidance sections",
        "Guidance is group-specific; no individual schedule prescribed here."
      ],
      "limitationsPublic": [
        "Advice depends on the condition and treatment. This page does not prescribe an individual schedule."
      ]
    },
    {
      "id": "cdc-covid-contraindications",
      "revision": "research-2026-10-06",
      "title": "COVID vaccine contraindications and precautions",
      "publisher": "CDC",
      "url": "https://www.cdc.gov/covid/hcp/vaccine-considerations/contraindications-precautions.html",
      "type": "Current authority guidance",
      "access": "Live contraindication/precaution table checked 6 October 2026",
      "limit": "Allergy and myocarditis considerations are product/history-specific.",
      "retrievedAt": "2026-10-06",
      "locale": "en",
      "geographicCoverage": {
        "kind": "undetermined",
        "countryCodes": [],
        "jurisdictionCodes": [],
        "note": "Source-specific coverage is described in access/limits; final applicability review pending."
      },
      "readerTitle": "When allergies or past reactions change COVID vaccine advice",
      "readerAccess": "We could read the current advice table; it was checked on 6 October 2026.",
      "readerLimit": "Advice about allergies and heart inflammation depends on the vaccine and the person’s history.",
      "supports": [
        "Different vaccines need different advice"
      ],
      "limitationsInternal": [
        "Live contraindication/precaution table checked 6 October 2026",
        "Allergy and myocarditis considerations are product/history-specific."
      ],
      "limitationsPublic": [
        "Advice about allergies and heart inflammation depends on the vaccine and the person’s history."
      ]
    },
    {
      "id": "cdc-covid-clinical-2026-27",
      "title": "Interim Clinical Considerations for Use of COVID-19 Vaccines in the United States",
      "publisher": "CDC, September 2026",
      "url": "https://www.cdc.gov/covid/hcp/vaccine-considerations/index.html",
      "readerBlurb": "US 2026–27 recommendations, checked 15 October 2026. Recommendations and FDA-approved indications are distinct; clinical exceptions and local guidance matter.",
      "limit": "US 2026–27 recommendations, checked 15 October 2026. Recommendations and FDA-approved indications are distinct; clinical exceptions and local guidance matter.",
      "access": "Fresh primary source checked 15 October 2026; see docs/research/MYOCARDITIS-CLARITY-2026-10-15.md.",
      "revision": "research-2026-10-15-myocarditis",
      "retrievedAt": "2026-10-15",
      "locale": "en",
      "type": "Evidence source",
      "geographicCoverage": {
        "kind": "undetermined",
        "countryCodes": [],
        "jurisdictionCodes": [],
        "note": "US 2026–27 recommendations, checked 15 October 2026. Recommendations and FDA-approved indications are distinct; clinical exceptions and local guidance matter."
      },
      "publicationTitle": "Interim Clinical Considerations for Use of COVID-19 Vaccines in the United States",
      "supports": [
        "Current US recommendations"
      ],
      "limitationsInternal": [
        "Fresh primary source checked 15 October 2026; see docs/research/MYOCARDITIS-CLARITY-2026-10-15.md.",
        "US 2026–27 recommendations, checked 15 October 2026. Recommendations and FDA-approved indications are distinct; clinical exceptions and local guidance matter."
      ],
      "limitationsPublic": [
        "US 2026–27 recommendations, checked 15 October 2026. Recommendations and FDA-approved indications are distinct; clinical exceptions and local guidance matter."
      ]
    }
  ],
  "dossier": "vaccine_evidence_dossier.txt",
  "supplementalDossiers": [],
  "reviewNeeds": "Clinical/editorial review, current product-label checks and source verification pending. No dosing or individual recommendation.",
  "updateTriggers": "Formulations, variant/waning evidence, regulatory signals, long-term myocarditis follow-up and local guidance changes.",
  "related": [
    {
      "slug": "covid",
      "label": "COVID vaccines: protection against serious illness"
    }
  ],
  "copyReviewedAt": "2026-10-15",
  "readerCopyEdition": "plain-language-1",
  "citationDesignEdition": "publication-first-1",
  "assetDesignEdition": "space-first-1",
  "headline": {
    "text": "Who needs personal vaccine advice?",
    "revision": "draft-4",
    "status": "draft",
    "sourceMessageId": null
  },
  "language": "en",
  "jurisdiction": {
    "kind": "jurisdiction",
    "countryCodes": [
      "US"
    ],
    "jurisdictionCodes": [
      "US"
    ],
    "note": "US CDC 2026–27 recommendations checked 15 October 2026; individual precautions and other countries’ guidance may differ."
  },
  "claimScope": "General explanation, reviewed 15 October 2026. Recommendations differ by country and change over time; this is not an individual dose or timing recommendation.",
  "research": {
    "dossierRef": "docs/research/vaccine_evidence_dossier.txt",
    "reviewedAt": "2026-10-06",
    "reviewDue": "Formulations, variant/waning evidence, regulatory signals, long-term myocarditis follow-up and local guidance changes.",
    "contraryEvidenceConsidered": [],
    "status": "research draft; editorial/context review separate"
  },
  "status": "researched draft preview",
  "realWorldClaimReviewed": false,
  "clinicalEditorialApproved": false
}