Tirzepatide Singapore: Availability, Uses, Dosage and What Patients Should Know (2026)

Understanding Tirzepatide and GLP-1 Based Treatments

If you are exploring GLP-1 based medications for weight management or type 2 diabetes, you may have come across treatments such as Saxenda and Wegovy. Tirzepatide is another medication in the broader class of incretin-based therapies that has been studied for its effects on metabolic health.

This page provides an overview of tirzepatide, its role in treatment, and current availability in Singapore.

At Sire and Dame, we provide medical consultations and evidence-based guidance on clinically approved treatment options.

What is Tirzepatide?

Tirzepatide is a dual GIP and GLP-1 receptor agonist. It works by acting on two naturally occurring hormones involved in metabolic regulation.

These pathways may influence:

• Appetite regulation and satiety signals
• Post-meal blood glucose control
• Insulin secretion and sensitivity
• Gastrointestinal emptying

Tirzepatide is marketed internationally under different brand names depending on indication and regulatory approval. In different countries, it may be used for the management of type 2 diabetes and, in some jurisdictions, weight management.

Tirzepatide in Singapore: Is It Available?

Tirzepatide is available in Singapore under the brand name Mounjaro.

It is approved for use in the management of type 2 diabetes mellitus. Availability of specific dosage strengths may vary depending on local supply and distribution factors.

Patients seeking information on tirzepatide in Singapore should consult a licensed healthcare professional to understand whether the medicine is appropriate for their condition and which formulations are currently accessible.

Patients may independently verify medication registration information through the Health Sciences Authority (HSA) database.

Tirzepatide Dosage Strengths

Tirzepatide is available internationally in a range of dosage strengths. These are typically used in a gradual, stepwise approach based on clinical response and tolerability.

Commonly available strengths include:

• 2.5 mg
• 5 mg
• 7.5 mg
• 10 mg
• 12.5 mg
• 15 mg

Not all strengths may be available at all times in every market. Availability in Singapore may depend on supply conditions and distribution schedules.

Dose selection and adjustments should always be guided by a licensed healthcare professional.

How Tirzepatide Works in the Body

Tirzepatide mimics the action of incretin hormones, which are released after eating and help regulate blood sugar and appetite.

Its effects include:

• Enhancing insulin secretion in response to meals
• Reducing inappropriate glucagon secretion
• Slowing gastric emptying
• Supporting appetite regulation through central nervous system pathways

These mechanisms contribute to improved glycaemic control in patients with type 2 diabetes and may also influence body weight as part of overall metabolic management.

Clinical Evidence and Research

Tirzepatide has been studied in multiple clinical trial programmes evaluating its effects on glycaemic control and body weight.

Clinical trials such as SURPASS and SURMOUNT have examined outcomes across different patient populations. These studies reported reductions in HbA1c levels and body weight in selected participants, under controlled medical settings.

As with all prescription medicines, individual responses may vary. Clinical trial results do not guarantee identical outcomes in routine clinical practice.

Who May Be Considered for Tirzepatide?

Tirzepatide may be considered for patients based on a clinical assessment by a licensed healthcare professional.

Factors that may be taken into account include:

• Presence of type 2 diabetes
• Blood glucose control requirements
• Body mass index (BMI)
• Cardiometabolic risk factors such as hypertension or dyslipidaemia
• Previous response to other therapies
• Overall medical history and suitability for treatment

Treatment decisions are individualised and should be made in consultation with a healthcare provider.

Tirzepatide and Other GLP-1 Based Therapies

Tirzepatide belongs to a class of injectable incretin-based therapies that also includes GLP-1 receptor agonists such as semaglutide and liraglutide.

These therapies may differ in:

• Mechanism of action
• Dosing schedules
• Approved indications
• Clinical study populations

Comparisons between medicine should be interpreted within the context of individual patient needs and medical guidance, as direct comparisons may not apply across all populations or indications.

Safety and Side Effects

As with all prescription medications, tirzepatide may cause side effects. These are often gastrointestinal in nature, especially during dose initiation or escalation.

Common side effects may include:

• Nausea
• Diarrhoea
• Constipation
• Vomiting
• Abdominal discomfort
• Reduce appetite

Less common but serious risks may include:

• Pancreatitis
• Gallbladder-related conditions
• Hypoglycaemia (particularly when used with other glucose-lowering medications)

Patients should discuss potential risks and benefits with their healthcare provider before starting treatment.

How Much Does Tirzepatide Cost in Singapore?

The cost of tirzepatide in Singapore may vary between $600-$1,200 depending on factors such as dosage strength, prescribing clinic, and follow-up care arrangements.

Patients should consult their healthcare provider for the most up-to-date and accurate information regarding treatment costs and suitability.

Important Considerations

Tirzepatide is a prescription-only medication and should only be used under the supervision of a licensed healthcare professional.

It is not suitable for everyone, and suitability depends on individual medical assessment.

Patients should avoid self-medicating or obtaining prescription medicines without proper clinical supervision.

Conclusion

Tirzepatide is an important medication in the management of type 2 diabetes and metabolic health, available in Singapore under the brand name Mounjaro. Patients seeking information about its use, dosage and availability should consult a healthcare professional for personalised medical advice.

Availability of specific strengths and treatment approaches may vary, and clinical decisions should always be based on individual assessment and current medical guidance.