Prescription requiredAntidiabetic

Victoza Liraglutid Pen — Side Effects & Warnings

Known side effects of Victoza Liraglutid Pen include Nausea, vomiting, diarrhoea, constipation, abdominal pain, decreased appetite, dyspepsia/indigestion, headache, dizziness, injection-site reactions, hypoglycaemia (more likely with sulfonylurea/insuli.... Not everyone experiences these side effects.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026

Common Side Effects

Nausea
vomiting
diarrhoea
constipation
abdominal pain
decreased appetite
dyspepsia/indigestion
headache
dizziness
injection-site reactions
hypoglycaemia (more likely with sulfonylurea/insulin)

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Important Warnings

Not for type 1 diabetes or diabetic ketoacidosis. Risk of pancreatitis—seek urgent care for severe persistent abdominal pain (with/without vomiting). Contraindicated/avoid in patients with personal/family history of medullary thyroid carcinoma or MEN2; report neck lump/hoarseness/dysphagia. Use caution in severe GI disease (e.g., gastroparesis) and in renal impairment due to dehydration from GI side effects; monitor kidney function if significant vomiting/diarrhoea occurs. Monitor for gallbladder disease symptoms. Hypoglycaemia risk increases when used with insulin or sulfonylureas—dose adjustment may be needed. Do not share pens; use only with compatible needles.

Drug Interactions

Victoza Liraglutid Pen may interact with the following:

Insulin and sulfonylureas (increased hypoglycaemia risk)
other GLP-1 receptor agonists (not recommended together)
drugs with narrow therapeutic index requiring rapid GI absorption may be affected due to delayed gastric emptying (monitor)
warfarin/anticoagulants (monitor INR on initiation/titration)
alcohol (may increase hypoglycaemia risk)

Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.

Pregnancy Safety

Not recommended / Consult doctor (generally avoid in pregnancy; use only if clearly needed)

Alcohol Interaction

Use with caution (may increase risk of hypoglycaemia and pancreatitis; limit/avoid)

Habit Forming

Storage

Store unopened pens refrigerated at 2–8°C; do not freeze and keep away from freezer compartment. After first use, store refrigerated (2–8°C) or at room temperature (up to 30°C) as per label; protect from light, keep cap on, and discard after the in-use period stated on pack (commonly 30 days). Do not use if solution is cloudy/colored or contains particles.

Victoza Liraglutid Pen — Safety Summary

Composition: Liraglutide 6 mg/mL solution for injection (prefilled pen 3 mL; total 18 mg)
Prescription: Required (Rx)
Pregnancy: Not recommended / Consult doctor (generally avoid in pregnancy; use only if clearly needed)
Alcohol: Use with caution (may increase risk of hypoglycaemia and pancreatitis; limit/avoid)
Habit forming: No

Victoza Liraglutid Pen — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

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Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.

Victoza Liraglutid Pen — Side Effects & Warnings

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026