OTC · No prescriptionDiabetes care device (Insulin delivery device)

Allstar Reusable Insulin Pen — Side Effects & Warnings

Known side effects of Allstar Reusable Insulin Pen include Injection site pain, redness or swelling, bruising, lipodystrophy (lumps/pits at injection site), needle-stick injury. Not everyone experiences these side effects.

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

Common Side Effects

Injection site pain
redness or swelling
bruising
lipodystrophy (lumps/pits at injection site)
needle-stick injury

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

Important Warnings

For use as directed by a doctor/diabetes educator. Do not share the pen (infection risk) even if the needle is changed. Use a new needle for every injection and dispose of needles in a sharps container. Ensure correct insulin cartridge type/strength as prescribed; wrong insulin/dose can cause severe hypoglycaemia or hyperglycaemia. Do not use if damaged or if dosing mechanism is not functioning; seek training before first use.

Drug Interactions

Allstar Reusable Insulin Pen may interact with the following:

Not applicable for the device itself; insulin interactions depend on the insulin used (e.g.
beta-blockers may mask hypoglycaemia
corticosteroids may raise blood glucose
alcohol increases hypoglycaemia risk).

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

Pregnancy Safety

Consult doctor

Alcohol Interaction

Use with caution

Habit Forming

Storage

Store the pen as per manufacturer instructions; generally keep clean and dry, away from excessive heat, direct sunlight and moisture. Store insulin cartridges as per insulin labeling; do not freeze insulin.

Allstar Reusable Insulin Pen — Safety Summary

Prescription: Not required (OTC)
Pregnancy: Consult doctor
Alcohol: Use with caution
Habit forming: No

Allstar Reusable Insulin 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.

Get help from a doctor

Consult a doctor

Discuss side effects with a qualified doctor online.

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Full product details for Allstar Reusable Insulin Pen.

Lab tests

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Sick leave certificate

Unwell and need rest? A doctor can issue a leave certificate online, from ₹499.

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.