Dr. Tania Dempsey

Dr. Tania Dempsey Dr. Tania Dempsey founded AIM Center For Personalized Medicine (AIM) in Westchester County, NY.

05/05/2026

The media is scaring MCAS patients away from Benadryl, and it needs to stop.

There's no proven causality between diphenhydramine and dementia. And here's what nobody is saying: it may be the uncontrolled MCAS driving dementia risk, not the Benadryl.

For some patients it's the only H1 blocker that works. Don't let the headlines take that away.

Share this with someone who needs to hear the full picture 💜

05/04/2026

Tryptase is the worst marker for MCAS, and most doctors are still using it.

It only rises when mast cell numbers increase or a specific genetic condition is present. If your mast cells are just activated, tryptase looks completely normal.

This is why so many patients get missed.

Share this with someone who was told they don't have MCAS because their tryptase was normal 💜

Comment "DIAGNOSIS" and I'll send you my podcast with Dr. Afrin on how to actually diagnose MCAS 👇

05/03/2026

ME/CFS is not stress. It's not anxiety. It's physiological — and the root cause is being ignored.

After an infection or major stressor, the immune system and autonomic nervous system become dysregulated.

Mast cells live inside that system, affect mitochondria, and may be driving everything, the fatigue, the crashes, the post-exertional malaise.

Share this with someone who needs to know this 💜

05/02/2026

21 years old. MCAS. POTS. PCOS.

The magic formula: H1 blocker, H2 blocker, and metformin.

Metformin stabilizes mast cells, addresses insulin resistance, and does a lot of what GLP-1s do through a different mechanism. For some patients it's the missing piece.

Share this with someone whose treatment still isn't adding up 💜

Comment "METFORMIN" and I'll send you my podcast going deep on this 👇

05/01/2026

Heparin is the most sensitive MCAS marker, but most labs can't process it correctly.

The good news: Prostaglandin D2 is now approved in New York State. Serum, random urine, 24-hour urine. Finally accessible.

If your tests keep coming back normal, this is worth knowing about.

Share this with someone still waiting for a real diagnosis 💜

04/30/2026

Full body itching. Fatigue. Headaches. Mast cell symptoms that nothing was touching.

5 to 10 milligrams of methylene blue. Dramatic difference.

We're seeing mast cell stabilization through mechanisms we're only beginning to map — and this is one of the most surprising tools in the toolkit right now.

Share this with someone still searching for what works 💜

Comment "MB" and I'll send you my full blog post on this 👇

04/29/2026

The medical world is ignoring the mast cell connection to EDS — and it's costing patients.

Mast cells live in your connective tissue. When they activate, they release compounds that break down collagen. That's your joint instability. Your tendon pain. Your ligament issues.

MCAS and hEDS aren't separate diagnoses. They're connected.

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Comment "EDS" and I'll send you my full article going in depth 👇

04/28/2026

The Washington Post is wrong about tick bites, and it could cost you.

They're telling people not to test the tick. Testing through TickCheck or TickReport tells you exactly what the tick was carrying and how long it was attached. That information changes everything about how we treat.

One-time doxycycline prophylaxis isn't the answer either.

Share this with someone who needs to know this 💜

Comment "TICK" and I'll send you my guide on what you should actually do after a tick bite 👇

04/24/2026

Estrogen triggers mast cells. Progesterone stabilizes them.

Every hormonal swing, especially in perimenopause, can send mast cells into chaos. Dysfunctional bleeding, PMS, mood disturbances, these might not be purely hormonal. They might be mast cell driven.

Share this with someone whose cycle has always felt like more than just hormones 💜

Comment "LOTTE" and I'll send you my podcast with Dr. Lotte going deep on this 👇

04/24/2026

Your medications might be making your MCAS worse.

Not the active ingredient. the fillers. Dyes, microcrystalline cellulose, titanium dioxide, povidone — the inactive ingredients most people never think to look at.

If your mast cells are still reacting and you can't figure out why, start reading the full ingredient list on everything you take.

Share this with someone who's tried everything and still can't get stable 💜

04/23/2026

A child with autism. Underlying MCAS. One common antihistamine.

He started making eye contact.

Mast cells line the entire gut, and when they're dysregulated, the impact on the brain can be profound. This is why we never stop looking for root causes.

Share this with someone who needs to see this 💜

04/22/2026

If Xanax or Ativan calms you down fast, it might not be anxiety.

Benzodiazepines can bind to mast cells and stabilize them. For some people what looks like anxiety is actually mast cell activation — and the benzo is working because it's calming the mast cells, not the mind.

Share this with someone whose "anxiety" has never fully made sense 💜

Comment "ASPREY" and I'll send you my podcast with Dave Asprey going deep on this 👇

Address

3010 Westchester Avenue Suite 404
Purchase, NY
10577

Telephone

+19147307390

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