Prescription requiredAntidiabetic (Insulin)

Basalog Refil/Cartridges — Side Effects & Warnings

Known side effects of Basalog Refil/Cartridges include Hypoglycaemia, injection site reactions (pain/redness/swelling/itching), weight gain, rash, lipodystrophy (lipoatrophy/lipohypertrophy), peripheral oedema. Not everyone experiences these side effects.

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

Common Side Effects

Hypoglycaemia
injection site reactions (pain/redness/swelling/itching)
weight gain
rash
lipodystrophy (lipoatrophy/lipohypertrophy)
peripheral oedema

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

Important Warnings

Risk of hypoglycaemia—may impair ability to drive/operate machines; adjust dose with changes in diet, activity, illness or stress. Do not use in diabetic ketoacidosis (needs rapid-acting insulin). Not for intravenous use; do not share pens/cartridges. Use caution in renal or hepatic impairment and in elderly; monitor for hypokalaemia. Seek urgent care for severe allergy/angioedema or recurrent severe hypoglycaemia.

Drug Interactions

Basalog Refil/Cartridges may interact with the following:

Other antidiabetics and alcohol may increase hypoglycaemia risk; corticosteroids
thiazide/loop diuretics
thyroid hormones
sympathomimetics and oral contraceptives may increase glucose (need higher insulin). Beta-blockers
clonidine
guanethidine and reserpine may mask hypoglycaemia symptoms. ACE inhibitors/ARBs
salicylates and MAO inhibitors may enhance insulin effect; pioglitazone with insulin may increase risk of fluid retention/heart failure.

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

Pregnancy Safety

Consult doctor (generally used when clinically needed with close glucose monitoring)

Alcohol Interaction

Use with caution (may increase risk of hypoglycaemia)

Habit Forming

Storage

Store unopened cartridges refrigerated at 2–8°C; do not freeze; keep away from the freezer compartment. Protect from light. After first use, keep at room temperature (generally below 25–30°C as per label), avoid heat and sunlight; discard after the in-use period stated on the pack (commonly ~28 days).

Basalog Refil/Cartridges — Safety Summary

Composition: Insulin Glargine 100 IU/mL (3 mL cartridge)
Prescription: Required (Rx)
Pregnancy: Consult doctor (generally used when clinically needed with close glucose monitoring)
Alcohol: Use with caution (may increase risk of hypoglycaemia)
Habit forming: No

Basalog Refil/Cartridges — 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.

Basalog Refil/Cartridges — Side Effects & Warnings

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