Hormone Replacement
Fixed commercial HRT doses that do not match the labs sitting on the desk — that’s why Cambridge clinics call. We compound HRT compounds patient-by-patient and ship from Florida.
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Promise Pharmacy is a 503A compounding pharmacy in Palm Harbor, Florida. It prepares patient-specific HRT compounds and ships them to licensed providers in Cambridge, MA — Cambridge is a mid-size city of about 118,214 residents in Middlesex County (U.S. Census Bureau, Vintage 2023 population estimates). Typical transit after dispatch is 2–4 business days. There is no Cambridge storefront.
Service area — shipping, not a storefront
Most Cambridge clinics that call us are not shopping for a second storefront. They already have a protocol. What they do not have is a 503A bench that will compound estradiol, progesterone, DHEA, pregnenolone, BiEst, and TriEst in oral, topical, and sublingual forms for the patient on the Rx and get it to Middlesex County without turning into a shortage story.
Cambridge has about 118,214 residents in Middlesex County (U.S. Census Bureau, Vintage 2023 population estimates). We ship here as its own destination. Typical transit after dispatch is 2–4 business days.
We do not operate a compounding bench in Cambridge. Promise Pharmacy is a 503A pharmacy at 31818 US Hwy 19 N, Palm Harbor, FL 34684. Patient-specific HRT compounds for Cambridge are prepared there, then shipped to the clinic or the patient named on the prescription. If you need a walk-in window on Middlesex County streets, we are the wrong vendor — and we would rather say that than pretend otherwise.
Credentialing is not a formality. We check an active Massachusetts-recognized prescribing license (MD, DO, NP, PA, or equivalent) before the account orders HRT compounds. Testosterone and other controlled substances also need DEA registration.
A mid-size market like Cambridge still lives or dies on repeat fills. Repeat fills of HRT compounds only work if next month’s Rx does not sit in a mystery queue. Portal ordering, a named account manager, and a five-day compounding clock are the unglamorous parts that keep a panel intact.
Every tested batch has a Certificate of Analysis in the provider portal. If a Cambridge medical director wants the COA on file before the first patient injection, that is a normal request, not a special favor.
From Palm Harbor, Florida to Cambridge, typical ground after dispatch is 2–4 business days. Most HRT compounds in this category do not require frozen packing, but we still choose packaging for the weather the carton will actually sit in.
Federal compounding authority for what we do is 503A of the FD&C Act (21 U.S.C. § 353a): a licensed pharmacy, a patient-specific prescription, USP compounding standards. State permission to land the package in Cambridge sits with the Massachusetts Board of Registration in Pharmacy.
USP chapters 795, 797, and 800 are the compounding standards we work to — not a slogan. Sterile work is a 797 problem; hazardous handling is an 800 problem. The Massachusetts Board of Registration in Pharmacy can tell you how Massachusetts expects a nonresident pharmacy to document that. Massachusetts is also one of the states where nonresident compounding is not a paperwork afterthought — expect extra documentation up front.
Ordering
Active Massachusetts prescribing license (and DEA if you will order controlled substances). Approval is typically within 48 hours — not instant.
HRT compounds are 503A. Each patient needs their own prescription in the portal.
Five business days on the Palm Harbor bench, with third-party testing on lots that require it.
Clinic or patient address. Typical transit 2–4 business days. Refrigerated compounds go insulated.
How this actually differs
This is a shipping 503A relationship with a Florida pharmacy — not a Cambridge storefront comparison.
| Promise Pharmacy (503A) | Commercial / retail | |
|---|---|---|
| Account model | Credentialed provider account + named manager | Retail profile or PBM network |
| Dosing | Written to the prescription, including custom strengths | Fixed commercial SKUs |
| What is being filled | Patient-specific 503A compound | Manufacturer stock bottle |
| Cambridge transit & packaging | From Palm Harbor; typical 2–4 business days; insulated when the compound needs it | Local pickup or a chain that may not compound this Rx |
| Ship-to | Clinic or patient in Cambridge | Retail counter or mail-order PBM rules |
| Quality documentation | Third-party testing; COA in the portal | Manufacturer CoA, not yours to pull per patient |
Questions we actually get
Massachusetts compounding
These are separate programs on the same 503A account — still shipped from Palm Harbor, still not a Cambridge storefront.