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Sabina | glpwinner

Founder of GLP Winner, providing transparency around GLP-1 providers. Advocate for GLP-1 accessibility, serial tech entrepreneur, and caregiver of 2 dogs and an aging parent.

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Substack
PricingOnly free issuesPublishesWeekly
Issues21Foundeda year agoLast Issue21 days ago
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Latest Issues

FDA Enforcement - 503B GLP-1 Compounding

The FDA published a warning letter to ProRx, a 503B compounding pharmacy specifically mentioning that 503Bs should not be compounding GLP-1s. The letter was just made public, but was initially sent to ProRx on April 7, 2026. They stopped ma...

21 days ago
8
3

FDA to Remove GLP-1s for 503B Pharmacies?

Apr 30, 2026 - The FDA announced a proposal to remove semaglutide, tirzepatide, and liraglutide from the 503B bulks list. This would prevent 503B pharmacies from compounding GLP-1s. It is important to remember it’s not removed yet, just in...

a month ago
5

Visiting 4 Compounding Pharmacies who make GLP-1s

I spent a full day visiting 4 different pharmacies in Houston, TX. This included a small, two medium, and a large pharmacy.

Pharmacies visited:
AGErite (503A)
Empower (503A and 503B, but I only visited the 503A)
VialsRx (503A)
Opt...

a month ago
6
5

BPI labs stops compounding GLP-1s

May mean all 503Bs stop GLP-1 production

Breaking News: BPI is out of the compounded GLP-1 game.

This may mean shortages for people on compounded GLP-1s and likely also means that all 503Bs will stop.

Should patients stock up? I don’t...

a month ago
11
2

Eli Lilly vs Mochi Hearing

Last August I went to the first hearing for the case and it seemed like it was a slam dunk for Mochi. The judge wasn’t buying anything Lilly said and wanted to see more concrete facts and evidence.

Today when I went to the second hearing i...

2 months ago
6
5

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  • Sabina | glpwinner

    Founder of GLP Winner which helps compare GLP-1 providers with transparent reviews, sourcing, and pricing. GLP-1 accessibility with news on litigation, policy and information on the Telehealth landscape.

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