TL;DR — The Quick Answer
- • Mounjaro and Zepbound are the same drug — both are Tirzepatide by Eli Lilly
- • Mounjaro = FDA-approved for Type 2 Diabetes | Zepbound = FDA-approved for obesity/weight loss
- • Tirzepatide is the most powerful weight loss injection available (up to 22% body weight lost in trials)
- • Compounded Tirzepatide available in Miami at our clinic starting at $450/vial
- • Tirzepatide Miami — we have it. Real doctors. Real office. No subscription games.
So... Mounjaro vs Zepbound. What's actually different?
If you've been Googling "Mounjaro vs Zepbound Miami" or "where to get Tirzepatide in Miami," you're not alone. These two brand names dominate social media and weight loss forums — and the confusion they create is completely understandable. Here's the simple truth: Mounjaro and Zepbound contain the exact same active ingredient at the exact same doses: Tirzepatide, manufactured by Eli Lilly.
The only real difference is the FDA-approved indication printed on the label. Mounjaro was first approved in May 2022 to treat Type 2 diabetes. Zepbound received FDA approval in November 2023 specifically for chronic weight management in adults with obesity (BMI ≥30) or overweight adults (BMI ≥27) with at least one weight-related condition. Same molecule. Different labels. Different insurance billing codes.
What is Tirzepatide, exactly?
Tirzepatide is a dual GIP + GLP-1 receptor agonist — a weekly subcutaneous injection that mimics two gut hormones simultaneously. GLP-1 (glucagon-like peptide-1) slows gastric emptying and reduces appetite. GIP (glucose-dependent insulinotropic polypeptide) enhances insulin secretion and improves fat metabolism. Together, they produce more powerful weight loss than GLP-1 alone.
In the landmark SURMOUNT-1 trial, patients on Tirzepatide 15mg lost an average of 22.5% of their body weight over 72 weeks — more than any previously approved obesity medication. For a 250-pound person, that's 56 pounds. These results have made Tirzepatide the most sought-after weight loss injection in Miami and across the country.
Average Weight Loss by Treatment (Clinical Trials)
Sources: SURMOUNT-1 (Tirzepatide), STEP-1 (Semaglutide 2.4mg). Data represents average % body weight loss in clinical trial participants.
Tirzepatide vs Semaglutide: Which should you choose in Miami?
This is the most common question we get at our Miami clinic. Both are excellent options. The honest answer depends on your goals, budget, and medical history. Tirzepatide typically produces more significant weight loss and is often preferred by patients who have plateaued on Semaglutide. Semaglutide tends to be slightly more tolerated with fewer GI side effects at lower doses.
If you're new to GLP-1 therapy, many of our Miami patients start with Semaglutide and transition to Tirzepatide after 3–6 months if results plateau. Others go straight to Tirzepatide for maximum effectiveness. Our physicians will guide you to the right protocol during your free consultation.
Mounjaro vs Zepbound vs Compounded Tirzepatide: Full Comparison
| Feature | Mounjaro | Zepbound | Compounded (B12 Miami) |
|---|---|---|---|
| Active ingredient | Tirzepatide | Tirzepatide | Tirzepatide |
| Manufacturer | Eli Lilly | Eli Lilly | Licensed compounding pharmacy |
| FDA approval purpose | Type 2 Diabetes (2022) | Chronic weight management (2023) | N/A — prescribed off-label or per FDA protocols |
| Available doses | 2.5–15 mg | 2.5–15 mg | Flexible: 2.5–15 mg+ per protocol |
| Monthly cost (est.) | $1,023–$1,200+ | $1,023–$1,200+ | From $150–$450 at B12 Miami |
| Insurance coverage | Diabetes Dx sometimes | Obesity Dx sometimes | Self-pay; often more affordable |
| In-person care in Miami | Rarely | Rarely | Yes — our clinic, 917 SW 87th Ave |
How to get Tirzepatide in Miami
If you're in Miami-Dade — Doral, Kendall, Hialeah, Coral Gables, Westchester, or anywhere in the metro area — getting Tirzepatide is straightforward at our clinic. Here's how it works:
Complete the intake form
Our online intake form takes about 8 minutes and captures your medical history, current medications, and weight loss goals.
Free consultation with our physician
A licensed Florida physician reviews your form and meets with you in person or via telehealth to determine if Tirzepatide is right for you.
Receive your prescription & first vial
If approved, you receive your compounded Tirzepatide vial same day or within 1–2 business days. We walk you through self-injection.
Weekly progress check-ins
We monitor your progress, adjust dosing as needed, and answer questions every step of the way. No chatbots. Real humans.
Tirzepatide Pricing in Miami
One of the biggest barriers to Tirzepatide access is cost. Brand-name Mounjaro and Zepbound can exceed $1,000–$1,200/month without insurance. At B12 Injections Miami, compounded Tirzepatide starts significantly lower:
33.2mg (Wells Pharmacy)
$450
Approx. 10–13 weeks at starting doses
40mg (ReviveRx)
$500
Approx. 13–16 weeks at starting doses
70mg (Optio RX)
$570
Approx. 16–20 weeks at maintenance
74.7mg (Wells Pharmacy)
$600
Approx. 18–24 weeks at maintenance
141mg (Wells Pharmacy)
$850
Approx. 6+ months supply
149.4mg (Optio RX)
$900
Approx. 6+ months supply
All vials include medical evaluation, dosing schedule, syringes, and alcohol pads. Prices listed are per vial. See full pricing page →
Tirzepatide Side Effects: What to Expect
Tirzepatide has a well-characterized safety profile from the SURMOUNT clinical trials. The most common side effects are gastrointestinal and tend to be dose-dependent — they're most notable during the first 4–8 weeks of treatment or after dose escalation.
Common (mild)
- Nausea
- Vomiting
- Diarrhea
- Constipation
- Decreased appetite
- Stomach pain
Less Common
- Fatigue
- Acid reflux / GERD
- Hair thinning (temporary)
- Low blood sugar (with diabetes meds)
- Injection site reactions
- Bloating
Medical note: Tirzepatide is not recommended for patients with a personal or family history of medullary thyroid carcinoma (MTC) or Multiple Endocrine Neoplasia syndrome type 2 (MEN 2). Our physicians will review your complete medical history before prescribing.
Frequently Asked Questions About Tirzepatide Miami
Yes. Mounjaro and Zepbound are both brand names for Tirzepatide, manufactured by Eli Lilly. Mounjaro was approved for Type 2 diabetes in 2022; Zepbound was approved for chronic weight management in 2023. They contain the exact same active ingredient at identical doses — the only real difference is the label and the insurance coding.
Semaglutide targets one receptor (GLP-1), while Tirzepatide is a dual agonist that activates both GLP-1 and GIP receptors simultaneously. Clinical trials show Tirzepatide produces greater average weight loss — up to 22% of body weight in SURMOUNT trials — compared to Semaglutide's ~15% in STEP trials. Tirzepatide also tends to improve insulin sensitivity more effectively.
Yes. Compounded Tirzepatide is available at our Miami clinic and is typically significantly more affordable than brand-name Mounjaro or Zepbound. Our licensed physicians prescribe compounded Tirzepatide after a thorough medical evaluation, and we offer multiple vial sizes to match your dosing schedule.
At B12 Injections Miami, compounded Tirzepatide starts at $450 for a 33.2mg vial, which covers approximately 2–3 months at starting doses. This is significantly less than brand-name Zepbound or Mounjaro, which can exceed $1,000–$1,200/month without insurance.
The most common side effects are nausea, vomiting, diarrhea, and constipation — particularly when starting treatment or escalating the dose. These typically improve after 2–4 weeks. More serious but rare side effects include pancreatitis and gallbladder issues. Our physicians review your full medical history before prescribing to ensure Tirzepatide is appropriate for you.
All three contain the same molecule: Tirzepatide. Clinical outcomes are identical. Compounded Tirzepatide from our Miami clinic delivers the same weight loss results as brand-name versions at a fraction of the cost — with the added advantage of in-person medical supervision, local accountability, and flexible dosing protocols.
B12 Injections Miami is located at 917 SW 87th Ave, Sweetwater, FL 33174. We offer compounded Tirzepatide with full medical supervision and serve all Miami-Dade neighborhoods: Doral, Kendall, Hialeah, Coral Gables, and more. Call (305) 490-2240 or complete our online intake form to get started.