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🌿 Wegovy vs Mounjaro – Dosage & Weight Loss Timeline

At Happy Pharmacy, we provide both Wegovy and Mounjaro— two powerful, once-weekly injectable medications for weight loss. Whether you're just starting your journey or comparing treatment options, here’s what you can expect from each.

💉 Wegovy (Semaglutide)

📅 Dosage Schedule

Wegovy is gradually increased over 17 weeks to reduce side effects and allow your body to adapt:

  • Weeks 1–4: 0.25 mg once weekly
  • Weeks 5–8: 0.5 mg once weekly
  • Weeks 9–12: 1.0 mg once weekly
  • Weeks 13–16: 1.7 mg once weekly
  • Week 17 onward: 2.4 mg once weekly (maintenance dose)

👉 Wegovy comes in prefilled pens and is delivered with clear instructions.

📚 SourceWegovy Official Dosing Guide

⚖️ Weight Loss Timeline (Based on Clinical Studies)

  • 12 weeks: ~5–8% of starting body weight lost
  • 16 weeks: ~8–10%
  • 68 weeks (~15 months): Up to 15% total body weight lost on average

📚 SourceWegovy Clinical Trial Summary

💉 Mounjaro (Tirzepatide)

📅 Dosage Schedule

Mounjaro is also titrated gradually, with a wider dosing range up to 15 mg:

  • Weeks 1–4: 2.5 mg once weekly (starter dose – not for weight loss efficacy)
  • Weeks 5–8: 5 mg
  • Weeks 9–12: 7.5 mg
  • Weeks 13–16: 10 mg
  • Weeks 17–20: 12.5 mg
  • Week 21 onward: 15 mg (maximum dose)

👉 Mounjaro comes in prefilled pens and is delivered with clear instructions.

📚 SourceMounjaro Dosing – Eli Lilly

⚖️ Weight Loss Timeline (Based on Clinical Studies)

  • Month 1: ~4% weight loss
  • Month 2: 6–7%
  • Month 4: ~11–13%
  • Month 6+: ~15–20%
  • 72 weeks (~18 months): Up to 22.5% weight loss

📚 SourceLilly Clinical Trials – SURMOUNT-1

💬 Need Help Deciding?

If you're unsure whether Wegovy or Mounjaro is right for you, our clinical team can help. Begin your 2 minute online consultation today.

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Working With You

Assessment

Spend a few minutes completing our simple online questionnaire about your symptoms and medical history to help us understand your health needs.

Review

Our clinicians carefully review your questionnaire to ensure the treatment is safe and suitable for you. If needed, they may contact you for more information to provide the best care.

Deliver

Once approved, your medication will be securely packaged and delivered to your door. We ensure fast and discreet delivery for your convenience and privacy.

Support

Our team is here to answer any questions you may have about your treatment. We provide ongoing support to help you manage your health confidently.