Virtual Medical Science Liaison · For healthcare professionals

The trusted clinical reference for healthcare professionals

Source-grounded answers to your clinical questions, with exact citations from authoritative medical documents. Ask freely — every answer traces back to the source.

  • For healthcare professionals only
  • Page-level citations on every answer
  • Refuses out-of-scope questions
Therapeutic areas

Explore by therapeutic area

Each programme answers only from the authoritative documents indexed for it.

HIV
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HIV Treatment Resource

Evidence-based answers on HIV treatment, antiretroviral therapy, drug interactions, resistance management, and clinical monitoring — grounded in approved prescribing information and published clinical data.

Verified HCP access
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Cardiovascular
Documents being added

Cardiovascular Health Resource

Source-grounded clinical guidance on hypertension, heart failure, dyslipidaemia, and cardiovascular risk reduction — drawn from current ACC/AHA guidelines and approved prescribing information.

Verified HCP access
Digestive Health
Documents being added

Digestive Health Resource

Trusted answers on IBD, IBS, GERD, coeliac disease, and gastrointestinal management — sourced from ACG and ECCO guidelines and approved clinical documentation.

Verified HCP access
Women's Health
Documents being added

Women's Health Resource

Accurate, citation-backed responses on contraception, menopause, reproductive health, and gynaecological conditions — grounded in ACOG guidelines and authoritative clinical references.

Verified HCP access
How it works

How Lumen works

Lumen answers clinical questions strictly from the authoritative documents indexed in each programme. It will not speculate beyond those sources. Every answer includes a citation — click it to open the exact page of the source document, with the relevant passage highlighted. If a question falls outside the indexed content, Lumen tells you so and directs you to the appropriate clinical contact.

Source-grounded only

Answers never venture beyond the indexed documents.

Page-level citations

Every answer links to the exact source page.

Always available

MSL-quality clinical information, 24 hours a day.

Refuses out of scope

If a question falls outside the indexed material, Lumen declines rather than infers.

For medical affairs teams

Bring your clinical documents to the HCPs who need them

If your organisation publishes authoritative clinical documents and you want HCPs to be able to access accurate, grounded answers from your content — get in touch.

Partner with Lumen