LongevLifeโ€บ GLP-1 Libraryโ€บ Ozempic ืžื•ืœ MounjaroOzempic vs Mounjaro
Evidence-Based Comparison ยท LongevLife

Ozempic ืžื•ืœ Mounjaro

Ozempic vs. Mounjaro

Semaglutide vs. Tirzepatide. Which is more effective? Safer? Who is each for? Based on verified NEJM trials.

๐Ÿ’‰
Ozempic
Semaglutide (Wegovy 2.4mg)
GLP-1 RA
โš–๏ธ
โšก
Mounjaro
Tirzepatide 15mg
GLP-1 + GIP
Full Comparison

Ozempic ืœืขื•ืžืช Mounjaro - ืคืจืžื˜ืจ ืื—ืจ ืคืจืžื˜ืจ

Ozempic vs. Mounjaro - Parameter by Parameter

ืคืจืžื˜ืจ Parameter ๐Ÿ’‰ Ozempic / Wegovy
Semaglutide		 โšก Mounjaro
Tirzepatide
MechanismGLP-1 RA onlyGLP-1 + GIP
Dual Agonist
Weight loss14.9% (Wegovy STEP-1)20.9% (SURMOUNT-1)
+6% more
HbA1c reductionโˆ’1.4-1.8%โˆ’2.0-2.3%
CV outcome trialSELECT (NEJM 2023) โœ“
โˆ’20% CV Risk		SURPASS-CVOT - ongoing
FDA approved2017 (diabetes) ยท 2021 (weight)2022 (diabetes) ยท 2023 (weight)
Regulatory approvalApproved (diabetes)Private only
Nausea~20-30%~40-45%
Research years8+ years3+ years
ManufacturerNovo NordiskEli Lilly
Who is each for

Ozempic ืžืชืื™ื ืื...

Choose Ozempic if...

๐Ÿ’‰ Ozempic / Wegovy
  • ื™ืฉ ืœืš ืกื•ื›ืจืช ืกื•ื’ 2 (Ozempic ืžืื•ืฉืจ ืงื•ืคื•ืช)
  • You have type 2 diabetes (Ozempic covered by HMO)
  • ื—ืฉื•ื‘ ืœืš ื ื™ืกื•ื™ CV ืืจื•ืš ื•ืžื•ื›ื— (SELECT)
  • You need proven long-term CV trial (SELECT)
  • ืจื’ื™ืฉ/ื” ืœืชื•ืคืขื•ืช ืขื™ื›ื•ืœ - ื‘ื—ื™ืœื” ืคื—ื•ืช ืฉื›ื™ื—ื”
  • You're sensitive to GI side effects - less nausea
  • ืขื“ื™ืคื•ืช ืœืชืจื•ืคื” ื•ืชื™ืงื” ื™ื•ืชืจ (8+ ืฉื ื•ืช ืžื—ืงืจ)
  • Prefer a more established drug (8+ research years)
  • ื™ืจื™ื“ื” ืฉืœ 10-15% ืžืกืคื™ืงื” ืœืš
  • 10-15% weight loss is sufficient for your goals
โšก Mounjaro (Tirzepatide)
  • ืจื•ืฆื” ื™ืจื™ื“ืช ืžืฉืงืœ ืžืงืกื™ืžืœื™ืช (ืขื“ 21%)
  • You want maximum weight loss (up to 21%)
  • BMI ืžืขืœ 40 - ื™ืขื“ ื™ืจื™ื“ื” ืื’ืจืกื™ื‘ื™
  • BMI above 40 - aggressive weight loss target
  • ืขืžื™ื“ื•ืช ืœืื™ื ืกื•ืœื™ืŸ ื—ืžื•ืจื” / ืชืกืžื•ื ืช ืžื˜ื‘ื•ืœื™ืช
  • Severe insulin resistance / metabolic syndrome
  • GLP-1 ื‘ืœื‘ื“ ืœื ื”ืกืคื™ืง ื‘ืขื‘ืจ
  • GLP-1 alone was insufficient in the past
  • ืกื•ื›ืจืช ืกื•ื’ 2 ืขื ืฆื•ืจืš ื‘ืฉื™ืคื•ืจ HbA1c ื’ื“ื•ืœ
  • Type 2 diabetes needing significant HbA1c improvement
FAQ
ื”ืื Mounjaro ืขืœื” ืขืœ Ozempic ื‘ื ื™ืกื•ื™ ืจืืฉ-ื‘ืจืืฉ?Did Mounjaro beat Ozempic in a head-to-head trial?+

ื›ืŸ. ื ื™ืกื•ื™ SURMOUNT-5 (2024) ื”ืฉื•ื•ื” Tirzepatide 10/15mg ืœืขื•ืžืช Semaglutide 1mg (ืžื™ื ื•ืŸ Ozempic ืœืกื•ื›ืจืช). Tirzepatide ื”ืจืื” ืขืœื™ื•ื ื•ืช ื‘ืจื•ืจื”. ื—ืฉื•ื‘ ืœืฆื™ื™ืŸ: ื”ื”ืฉื•ื•ืื” ื”ื™ื™ืชื” ืžื•ืœ ืžื™ื ื•ืŸ ื”ืกื•ื›ืจืช ืฉืœ ืกืžื’ืœื•ื˜ื™ื“, ืœื ืžื•ืœ Wegovy 2.4mg.

Yes. SURMOUNT-5 (2024) compared Tirzepatide 10/15mg vs Semaglutide 1mg (Ozempic diabetes dose). Tirzepatide showed clear superiority. Important: comparison was against the diabetes dose of semaglutide, not against Wegovy 2.4mg.

ื”ืื ื ื™ืชืŸ ืœืขื‘ื•ืจ ืž-Ozempic ืœ-Mounjaro?Can you switch from Ozempic to Mounjaro?+

ื›ืŸ, ืžืขื‘ืจ ืž-Ozempic/Wegovy ืœ-Mounjaro ืžืชื•ืขื“ ื‘ืกืคืจื•ืช. ื‘ื“ืจืš ื›ืœืœ ืžืชื—ื™ืœื™ื ื‘-Mounjaro 2.5mg (ืœืœื ืงืฉืจ ืœืžื™ื ื•ืŸ Ozempic ื”ืงื•ื“ื) ื•ืขื•ืœื™ื ื‘ื”ื“ืจื’ื”. ื™ืฉ ืœื‘ืฆืข ื‘ื”ื ื—ื™ื™ืช ืจื•ืคื. ืชืงื•ืคืช wash-out ืื™ื ื” ื ื“ืจืฉืช ืœืจื•ื‘.

Yes, switching from Ozempic/Wegovy to Mounjaro is documented. Typically start at Mounjaro 2.5mg (regardless of previous Ozempic dose) and escalate gradually. Must be done under physician guidance. Wash-out period usually not required.

ืžื” ื”ื”ื‘ื“ืœ ื‘ืชื•ืคืขื•ืช ื”ืœื•ื•ืื™?What are the side effect differences?+

ืชื•ืคืขื•ืช ืœื•ื•ืื™ ื“ื•ืžื•ืช - ื‘ื—ื™ืœื•ืช, ืฉืœืฉื•ืœื™ื, ืขืฆื™ืจื•ืช. Mounjaro ืขื ืฉื™ืขื•ืจื™ ื‘ื—ื™ืœื•ืช ื’ื‘ื•ื”ื™ื ื™ื•ืชืจ ืžืขื˜ (40-45% ืœืขื•ืžืช 20-30% ืฉืœ Semaglutide). ืฉื ื™ื”ื ืขื ืกื™ื›ื•ืŸ ื ื“ื™ืจ ืœ-Pancreatitis. Ozempic ืขื ื”ื™ืกื˜ื•ืจื™ื™ืช ื‘ื˜ื™ื—ื•ืช ืืจื•ื›ื” ื™ื•ืชืจ (8 ืฉื ื™ื ืœืขื•ืžืช 3).

Similar side effects - nausea, diarrhea, constipation. Mounjaro with slightly higher nausea rates (40-45% vs 20-30% for Semaglutide). Both with rare pancreatitis risk. Ozempic has longer safety history (8 years vs 3).

Sources: Wilding et al. NEJM 2021 (DOI: 10.1056/NEJMoa2032183) ยท Jastreboff et al. NEJM 2022 ยท Lincoff et al. NEJM 2023
Comparison for educational purposes only. Both medications require prescription. Drug selection depends on many personal factors that only a treating physician can evaluate.