S. 1838: DeOndra Dixon INCLUDE Project Act of 2026

Introduced May 21, 20259 cosponsors

Sponsor

John Hickenlooper

John Hickenlooper

Democrat · CO

Down syndrome research gets a permanent NIH home

4 min readLast updated September 29, 2026

Why it matters

Every 2 years, NIH would have to publicly catalog what it is actually studying for people with Down syndrome — from clinical trials to Alzheimer’s and autoimmunity research. S. 1838 turns the INCLUDE Project from an initiative into a standing federal program.

S. 1838 would make Down syndrome research a permanent, named NIH program instead of an effort that depends on shifting agency priorities.

The bill tells NIH to keep building the INCLUDE Project around the full arc of life: basic research on trisomy 21, long-term cohort studies, and more clinical trials that include people with Down syndrome or are designed specifically for them. It also covers therapies meant to help with daily living, not just drug development.

Just as important, the bill broadens the picture beyond Down syndrome alone. NIH would be directed to study co-occurring conditions including Alzheimer’s disease, related dementias, and autoimmunity, along with biomarkers that could help with diagnosis, risk, and treatment.

If your family has struggled to find research that reflects real-life care needs, this bill pushes NIH toward studies that are more coordinated, more inclusive, and more useful in the clinic.

The bill also tries to reduce duplication inside NIH. The agency would have to coordinate this work across its institutes and centers, consult with stakeholders including patient advocates, and send Congress a report every 2 years identifying what research was done and what real-world evidence came out of it.

What it does not do is provide a new dollar amount, so the program's reach would still depend on future funding decisions inside Congress and NIH.

Bill Progress

IntroducedMay 21
Committee 
Pass SenateAug 6
Pass House 
Signed 
Law 

Latest Action · Aug 10, 2026

1/3

Passed the Senate, received in House

S. 1838 Bill Summary

What S. 1838 actually does.

1

Down syndrome research becomes a standing NIH program

S. 1838 would formally establish the INCLUDE Project at NIH as an ongoing program of research, training, and investigation related to Down syndrome.

2

Research has to cover the full lifespan

NIH would be directed to support studies across the lifespan, including cohort research meant to improve understanding of Down syndrome and co-occurring conditions over time.

3

More clinical trials must include people with Down syndrome

The bill tells NIH to expand clinical trials that include participants with Down syndrome or are created specifically for them, including biomedical, drug-based, and daily living therapies.

4

Co-occurring conditions become a named research focus

The program would specifically include research on diagnosis, treatment, and biomarkers for conditions that occur alongside Down syndrome, including Alzheimer’s disease, related dementias, and autoimmunity.

5

NIH has to coordinate instead of duplicating work

The NIH Director would have to coordinate Down syndrome research across institutes and centers and prioritize work that does not duplicate existing NIH activity.

6

Congress gets a public progress check every 2 years

NIH would have to send biennial reports to key House and Senate committees listing which institutes were involved, whether research was cross-agency, and what real-world evidence came from the work.

Who benefits from S. 1838?

People with Down syndrome

You would be more likely to see research aimed at your full lifespan, including clinical trials, biomarkers, and treatment studies for co-occurring conditions that affect health and daily life.

Families caring for someone with Down syndrome

If you are navigating care decisions, the bill pushes NIH toward research on quality of life, daily living supports, and conditions families often face over years, not just in childhood.

Researchers and clinicians

They would get a clearer NIH framework for Down syndrome studies, including cross-institute coordination and biennial reporting that could make the research landscape easier to track.

Patient advocates

The bill says NIH should consult stakeholders, including patient advocates, so advocacy groups would have a clearer path to press for research priorities tied to patient needs.

Who is affected by S. 1838?

National Institutes of Health

NIH would have to run the INCLUDE Project as a formal program, coordinate work across institutes and centers, consult stakeholders, and produce a report every 2 years.

NIH institutes and centers

Individual institutes would face more pressure to align their Down syndrome research with a shared strategy and avoid overlapping projects.

Congressional oversight committees

Key House and Senate committees would receive regular updates on what NIH studied, which parts of NIH did the work, and whether the research produced real-world evidence for care.

Clinical trial designers

Research teams would be pushed to include people with Down syndrome more often or build trials specifically for them, especially in areas tied to therapies and daily functioning.

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On the Record

What Congress Is Saying

25 legislators have weighed in on S. 1838 — 13 Democrats, 12 Republicans.

S. 1838 also appeared in 1 more Senate floor reference and 4 routine cosponsor filings.

S1838 Legislative Journey

3 actions

House: Action Taken

Aug 10, 2026

Held at the desk.

Passed 4495-4496

Aug 6, 2026

4495-4496

Passed Senate with an amendment by Voice Vote. (text of amendment in the nature of a substitute: CR S4495-4496)

+4 more actions this day

Committee Action

May 21, 2025

Read twice and referred to the Committee on Health, Education, Labor, and Pensions.

About the Sponsor

John Hickenlooper

John Hickenlooper

Democrat, CO · 5 years in Congress

Committees: Energy and Natural Resources, Health, Education, Labor, and Pensions, Small Business and Entrepreneurship

View full profile →

Cosponsors (9)

No new cosponsors in 56 days

This bill has 9 cosponsors: 6 Democrats, 3 Republicans, reflecting bipartisan support. Cosponsors represent 9 states: California, Colorado, Delaware, and 6 more.

6Democrats3Republicans·9 statesBipartisan

Committee Sponsors

Health, Education, Labor, and Pensions Committee

10D12R1I
|0 signed23 not yet

0 of 23 committee members cosponsored

No committee members have cosponsored this bill

10 Democrats across this committee haven't cosponsored yet. Mobilize their constituents

S. 1838 Quick Facts

Cosponsors
9
Jerry Moran
Cory Booker
Markwayne Mullin
Michael Bennet
Alex Padilla
+4 more
Committee
Health, Education, Labor, and Pensions
Chamber
Senate
Policy
Health
Introduced
May 21, 2025

Passed the Senate, received in House

Aug 10, 2026

Constituent Resources

Get notified when this bill moves

Official Sources

S. 1838 on Congress.gov

The official Congress.gov page provides the bill text, status, sponsors, and legislative actions for S. 1838.

NIH INCLUDE Project

This is NIH's official page for the INCLUDE Project that S. 1838 would establish in statute as a permanent federal program.

National Institutes of Health

NIH is the agency directed by the bill to carry out, coordinate, and report on Down syndrome research activities.

NIH Clinical Research Trials and You

This NIH resource explains clinical trials and is relevant to the bill's directive to expand trials inclusive of people with Down syndrome.

ClinicalTrials.gov

ClinicalTrials.gov is the federal registry of clinical studies and can help users track Down syndrome-related trials discussed in the bill.

Public Health Service Act via GovInfo

The bill amends the Public Health Service Act, and GovInfo is an official federal source for authenticated government publications and statutory materials.

S. 1838 Common Questions

What would S. 1838 actually do?

It would formally establish NIH's INCLUDE Project as an ongoing federal program for Down syndrome research, training, and investigation instead of leaving it as a less formal initiative.

Would this bill expand clinical trials for people with Down syndrome?

Yes. S. 1838 tells NIH to expand trials that include people with Down syndrome or are designed specifically for them, including drug, biomedical, and daily living therapies.

Does S. 1838 cover adults with Down syndrome or just children?

It covers the full lifespan. The bill tells NIH to support research across the lifespan, including cohort studies on Down syndrome and co-occurring conditions over time.

Would NIH have to study Alzheimer's and other related conditions?

Yes. The bill specifically includes research on co-occurring conditions such as Alzheimer’s disease, related dementias, and autoimmunity in people with Down syndrome.

Does the bill include biomarker research?

Yes. S. 1838 says NIH research can include biomarkers tied to risk factors, diagnosis, clinical research, and treatment for conditions that co-occur with Down syndrome.

Would patient advocates get input under S. 1838?

Yes. The bill says the NIH Director should consult relevant stakeholders, including patient advocates, as appropriate and to the maximum extent feasible.

Would S. 1838 give this research new funding?

Not directly. The bill creates the program and reporting duties, but the text does not include a specific funding amount or new authorization level.

How often would NIH have to report progress to Congress?

Every 2 years. NIH would have to identify which institutes were involved, whether work was coordinated across NIH, and what real-world evidence came from the research.

Based on S. 1838 bill text

S. 1838 Bill Text

“To amend the Public Health Service Act to authorize the Secretary of Health and Human Services to carry out a program of research, training, and investigation related to Down syndrome, and for other purposes.”

Source: U.S. Government Publishing Office

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