Last reviewed: September 4, 2026
Last updated: September 22, 2026
Written by: Jay Hastings, CEO of PlexusDx
Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations. He has more than 20 years of experience across healthcare innovation, genomics, laboratory operations, healthcare investing, and strategic finance.
Medically reviewed by: Jayden Lee, PharmD, EMBA
Jayden Lee, PharmD, EMBA, is the PlexusDx Medical Director, with a PharmD and MBA specializing in pharmacogenomics and clinical product development. Dr. Lee has more than 10 years of professional experience in clinical pharmacy, academia, and research.
This article is part of the PlexusDx Education Hub — evidence-based guidance on GLP-1 therapies and weight-management care. Browse all Peptides & GLP-1 education
Editorial note: PlexusDx publishes this editorial review and offers one of the programs discussed. PlexusDx is not affiliated with MEDVi and has no commercial relationship with the companies named in this article; there are no affiliate links. Information is based on the sources and dates shown.
MEDVi's advertised rate changes because its offer has two separate price fields. The first is an introductory first-month price for new patients; for compounded semaglutide injection that is $179 as of September 22, 2026. The second is the refill, or recurring, price charged every billing cycle after that; for the same product MEDVi displays $299 as of September 22, 2026. The first-month figure is the one on the landing page; the refill figure is what you pay from cycle two onward. For compounded tirzepatide injection, MEDVi's ongoing month-to-month rate is $399, verified September 22, 2026, while MEDVi shows its tirzepatide first-month offer after the questionnaire; confirm it in the official offer. MEDVi's oral tablet runs about $70 a month over its injection rate for the same compound (read on its plan-selection screen); MEDVi does not publish a tablet total on its public page.
Introductory price and recurring price are different fields
MEDVi's program page says the semaglutide program "starts at" a first-month price "with no contract" and that "Refills are locked in" at a separate price "and include all the same program benefits." That wording tells you the structure: one price applies once, and a second price applies to every refill. The start page adds "Start for just $179, no insurance required," and MEDVi's compounded programs advertise the "Same fair price at every dose," so the refill rate does not rise with dose. It does rise from the introductory rate.
One note on the source: the $299 refill figure is what the page displayed on September 22, 2026, and MEDVi's ongoing month-to-month rates were verified the same day. Confirm it in MEDVi's official offer before you rely on it.
Which products and patients qualify?
The introductory price is a new-patient rate; MEDVi's page describes it as a first-month price and its refund policy treats later charges as recurring billing. Two things are not published. First, MEDVi does not state a billing-cycle length on the pages we checked, so this article says "per billing cycle" rather than "per calendar month." Second, MEDVi's public page exposes an introductory figure only for compounded semaglutide injection. For compounded tirzepatide injection, MEDVi's ongoing month-to-month rate is $399, verified September 22, 2026, but the tirzepatide first-month offer is shown after the questionnaire, so confirm it in MEDVi's official offer. MEDVi's oral tablet runs about $70 a month over its injection rate for the same compound (read on its plan-selection screen); MEDVi does not publish a tablet total on its public page. MEDVi's branded Wegovy® and Zepbound® pathway is priced differently again: a $99 monthly membership plus the medication cost (as listed on MEDVi’s program page, September 22, 2026), with no introductory figure shown.
Semaglutide and tirzepatide examples
PlexusDx publishes this comparison and offers one of the programs discussed. Information is based on the sources and dates shown.
| MEDVi product |
First month (new patients) |
Refill / recurring, as displayed September 22, 2026 |
Checked |
| Compounded semaglutide injection |
$179 |
$299 per billing cycle |
Sept 22, 2026 |
| Compounded tirzepatide injection |
Shown after the questionnaire — confirm in MEDVi's official offer |
$399 per billing cycle (MEDVi's ongoing month-to-month rate, verified September 22, 2026) |
Sept 22, 2026 |
| Compounded semaglutide tablet (daily) |
Unknown — confirm in MEDVi's official offer |
About $70 per cycle over MEDVi's injection rate for the same compound (per its plan-selection screen); no tablet total published |
Sept 22, 2026 |
| PlexusDx Semaglutide Injection (month-to-month) |
$189/mo, same as every later month |
$189/mo |
Sept 22, 2026 |
| PlexusDx Tirzepatide Injection (month-to-month) |
$289/mo, same as every later month |
$289/mo |
Sept 22, 2026 |
Checked September 22, 2026. MEDVi figures are from MEDVi's official pages; PlexusDx figures are month-to-month rates from PlexusDx product pages. PlexusDx 3- and 6-month commitment tiers are priced separately and are not compared here.
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PlexusDx Weight Management Protocols: compounded semaglutide injection from $189/mo and tirzepatide injection from $289/mo month-to-month, all-inclusive (provider visit, prescription, medication, shipping). No membership fee. Flat price at every dose.
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The example that matters most is the multi-cycle total. For a new MEDVi semaglutide patient, the honest formula is intro plus (n − 1) refills: three cycles are $179 + 2 × $299 = $777; six cycles are $179 + 5 × $299 = $1,674; twelve cycles are $179 + 11 × $299 = $3,468. Refill-only totals, for someone past the first month, are $897 for three cycles, $1,794 for six and $3,588 for twelve. All of these assume the refill price stays at $299 as displayed and that each cycle bills once. For a deeper semaglutide breakdown, see MEDVi Semaglutide Refill Cost: After the First-Month Offer. For tirzepatide, MEDVi's ongoing rate is $399 per cycle (verified September 22, 2026) but its first-month offer is not published, so only refill-only totals can be computed: 3 × $399 = $1,197; 6 × $399 = $2,394; 12 × $399 = $4,788. See MEDVi Tirzepatide First-Month Cost: What Changes at Refill?.
For contrast, PlexusDx Semaglutide Injection is $189/mo month-to-month with no introductory rate and no refill step-up, so twelve cycles are 12 × $189 = $2,268 versus $3,588 at MEDVi's ongoing $299 rate. PlexusDx Tirzepatide Injection is $289/mo month-to-month versus MEDVi's ongoing $399/mo, $110 a month less at PlexusDx; $3,468 versus $4,788 over twelve billing cycles at the ongoing rates. The PlexusDx price is flat across every dose level and changes only with commitment tier, never with dose.
What happens after an offer ends?
After the first month, MEDVi bills the refill price each cycle until you cancel. Its cancellation and refund policy asks for a request at least 72 hours before the next billing date, by email or portal chat, and says service continues to the end of the paid cycle. A full refund applies only if you cancel within the first 72 hours without receiving services, or if you are medically disqualified. On monthly billing, MEDVi states you will not be refunded for the month in which you cancel. On multi-month plans, only months with no medication shipped are refundable. MEDVi offers 3-, 6- and 12-month bundles; their rates appear in its signup flow and are not published here. Prescription medication cannot be returned.
Questions before enrollment
Ask MEDVi to state, in writing, the first-month and refill price for your specific product and route, since its tirzepatide first-month offer appears only after the questionnaire. Ask how long a billing cycle runs, because the page does not say. Ask whether the introductory price applies to you if you have used MEDVi before. Ask what happens to the rate if your clinician changes your dose; MEDVi advertises the same price at every dose, and it is worth confirming that applies to refills. Finally, confirm the cancellation deadline relative to your next charge. The broad price picture, including branded pathways and included services, is in MEDVi Cost: Semaglutide, Tirzepatide, Membership, and Plan Prices.
Where PlexusDx fits
If a first-month price followed by a higher recurring price is the part you want to avoid, PlexusDx uses one rate from the start. Semaglutide Injection is $189/mo and Tirzepatide Injection is $289/mo month-to-month; the monthly price covers the provider visit, prescription, medication and shipping, with no membership fee, $0 charged until your provider approves a prescription, and cancel-anytime terms on month-to-month plans. Compounded medication at PlexusDx is prepared by state-licensed 503A compounding pharmacies and is not FDA-approved. Compare current plans on the Weight Management Protocols collection.
A note on genetics (optional)
PlexusDx offers compounded semaglutide and tirzepatide through its Weight Management Protocols. Separately, and only if it interests you, the GLP-1 & Peptide Pathways Genetic Test ($298) analyzes 14 pathways, 49 peptides, 150+ genetic insights, including variants in FTO, MC4R and TCF7L2 that relate to appetite and glucose-handling pathways. It does not predict how you will respond to any medication and does not tell you which drug, dose or provider is right for you; it is context for a conversation with your clinician. Test before you invest, and treat genetics as a guide, not a guarantee.
This article is educational. PlexusDx is not affiliated with MEDVi and has no commercial relationship with the companies discussed. PlexusDx offers compounded semaglutide and tirzepatide through its own Weight Management Protocols; this article compares approaches in the GLP-1 telehealth space. The GLP-1 & Peptide Pathways Genetic Test analyzes how your genes influence peptide-related biological pathways. It does not predict response to any specific medication and does not recommend, prescribe, or determine which peptides you should use. Consult a qualified healthcare provider before beginning any peptide protocol. Compounded semaglutide and tirzepatide are not FDA-approved drug products; they are prepared by state-licensed compounding pharmacies under federal compounding rules and are not the same as Wegovy®, Ozempic®, Zepbound® or Mounjaro®. Zepbound® and Mounjaro® are registered trademarks of Eli Lilly and Company; Wegovy® and Ozempic® are registered trademarks of Novo Nordisk A/S. PlexusDx is not affiliated with or endorsed by either company.
Frequently Asked Questions
Why is MEDVi's first-month price lower than the refill price?
MEDVi's offer has two separate fields: an introductory first-month price for new patients and a recurring refill price. For compounded semaglutide injection, the first month is $179 and refills are $299 per billing cycle as displayed September 22, 2026. The landing page leads with the first figure; the second figure is what you pay from cycle two onward, so confirm it in MEDVi's offer.
Does MEDVi publish a first-month and refill price for tirzepatide?
Partly. MEDVi's ongoing month-to-month rate for compounded tirzepatide injection is $399 per billing cycle, verified September 22, 2026. MEDVi shows its tirzepatide first-month offer after the questionnaire rather than on the public program page, so confirm the introductory figure in its official offer. Do not assume the first-month offer matches the semaglutide structure or any figure repeated on third-party sites.
How much does a year of MEDVi semaglutide cost after the first month?
Using intro plus eleven refills, twelve cycles are $179 plus 11 times $299, which equals $3,468. That assumes the refill price stays at $299 as displayed September 22, 2026 and each cycle bills once. MEDVi does not publish its cycle length, so twelve cycles may not equal a calendar year. Refill-only, twelve cycles are $3,588.
Does the MEDVi refill price change when my dose increases?
MEDVi's compounded programs advertise the same price at every dose, and its page says refills are locked in at the refill price with the same program benefits. So the step-up is from the introductory rate to the refill rate, not from dose to dose. Confirm in writing that dose changes ordered by your clinician do not alter your refill charge.
Can I get a refund if I cancel MEDVi after the first month?
MEDVi's policy states that on monthly billing you will not be refunded for the month in which cancellation occurs. A full refund applies only within the first 72 hours without receiving services, or on medical disqualification. Cancellation requests must arrive at least 72 hours before the next billing date, and prescription medication cannot be returned once shipped.
Sources and dates checked
- MEDVi program page (glp1.medvi.org), read September 22, 2026
- MEDVi start page (start.medvi.org), read September 22, 2026
- MEDVi cancellation and refund policy, read September 22, 2026
- PlexusDx Semaglutide Injection product page, read September 22, 2026
- PlexusDx Tirzepatide Injection product page, read September 22, 2026
- FDA: concerns with unapproved GLP-1 drugs used for weight loss
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This article is part of the PlexusDx Education Hub. Browse all Peptides & GLP-1 education
Medical and Editorial Standards
Medical review process: This article was reviewed for medical accuracy, scientific clarity, evidence alignment, and appropriate discussion of genetics, medications, supplements, biomarkers, and health-related claims.
Sources and evidence: PlexusDx educational content is developed using peer-reviewed research, clinical literature, reputable medical references, and, where applicable, public health or regulatory guidance. Sources and the dates they were checked are listed at the end of the article.
Commercial transparency: PlexusDx offers genetic testing, blood biomarker testing, personalized supplement recommendations, and related precision wellness services, and offers compounded GLP-1 programs through its Weight Management Protocols. Product mentions are intended to help readers understand available options and should not be interpreted as medical advice.
Important disclaimer: PlexusDx educational content is for informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making decisions about medications, supplements, genetic testing, lab testing, or health-related care.
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