Side Effects > Insulin

Insulin Side Effects

Please note - some side effects for Insulin may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).

Side Effects of Insulin - for the Consumer

Insulin Zinc Suspension, Extended

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Zinc Suspension, Extended:

Depression in the skin; enlargement of thickening of the skin; redness, swelling, or itching at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Zinc Suspension, Extended:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); changes in vision; chills; dizziness; drowsiness; fainting; headache; increased heartbeat; increased hunger; loss of consciousness; nervousness; seizures; sweating; tremor; weakness.

Insulin Regular

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Regular:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Regular:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin:

Redness, swelling, or itching at injection sites.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue).

Insulin Glargine Cartridge Systems

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Glargine Cartridge Systems:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Glargine Cartridge Systems:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast heartbeat; fast, shallow breathing; headache; hoarseness; increased hunger, thirst, or urination; loss of consciousness; nervousness; seizures; slurred speech; stomach pain; sweating; sweet or fruity breath odor; swelling of the arms or legs; tremor; weakness.

Insulin Aspart Protamine/Insulin Aspart Cartridges

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Aspart Protamine/Insulin Aspart Cartridges:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Aspart Protamine/Insulin Aspart Cartridges:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mental or mood changes; muscle pain, weakness, or cramping; seizures; slurred speech; swelling; tremor; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Detemir Cartridges

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Detemir Cartridges:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Detemir Cartridges:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mental or mood changes; muscle pain, weakness, or cramping; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Glulisine Cartridges

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Glulisine Cartridges:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Glulisine Cartridges:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Lispro Cartridges

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Lispro Cartridges:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Lispro Cartridges:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness; wheezing.

Insulin Aspart Cartridges

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Aspart Cartridges:

Redness, swelling, itching, or mild pain at the injection site; weight gain.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Aspart Cartridges:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mental or mood changes; muscle pain, weakness, or cramping; seizures; slurred speech; swelling; tremor; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Isophane (NPH)/Insulin Regular InnoLets

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Isophane (NPH)/Insulin Regular InnoLets:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Isophane (NPH)/Insulin Regular InnoLets:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Isophane InnoLets

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Isophane InnoLets:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Isophane InnoLets:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Regular InnoLets

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Regular InnoLets:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Regular InnoLets:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Lispro Protamine/Insulin Lispro Pens

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Lispro Protamine/Insulin Lispro Pens:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Lispro Protamine/Insulin Lispro Pens:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Glargine Pens

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Glargine Pens:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Glargine Pens:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast heartbeat; fast, shallow breathing; headache; hoarseness; increased hunger, thirst, or urination; loss of consciousness; nervousness; seizures; slurred speech; stomach pain; sweating; sweet or fruity breath odor; swelling of the arms or legs; tremor; weakness.

Insulin Glulisine Pens

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Glulisine Pens:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Glulisine Pens:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; fainting; fast or irregular heartbeat; loss of consciousness; mood changes; nightmares or trouble sleeping; seizures; severe or persistent dizziness, drowsiness, or lightheadedness; severe or persistent headache; slurred speech; tingling in the hands, feet, lips, or tongue; tremor; trouble breathing; trouble concentrating; trouble walking; unusual hunger; unusual sweating; weakness.

Insulin Powder

All medicines may cause side effects, but many people have no, or minor side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Powder:

Cough; dry mouth; increased sputum production; runny or stuffy nose; sore throat.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Powder:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chest pain or discomfort; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; shortness of breath; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Zinc (Pork) Suspension

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Zinc (Pork) Suspension:

Depression in the skin; enlargement of thickening of the skin; redness, swelling, or itching at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Zinc (Pork) Suspension:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); changes in vision; chills; dizziness; drowsiness; fainting; headache; increased heartbeat; increased hunger; loss of consciousness; nervousness; seizures; sweating; tremor; weakness.

Insulin Lispro Protamine/Insulin Lispro Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Lispro Protamine/Insulin Lispro Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Lispro Protamine/Insulin Lispro Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Glulisine Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Glulisine Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Glulisine Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Lispro Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Lispro Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Lispro Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness; wheezing.

Insulin Aspart Protamine/Insulin Aspart Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Aspart Protamine/Insulin Aspart Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Aspart Protamine/Insulin Aspart Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mental or mood changes; muscle pain, weakness, or cramping; seizures; slurred speech; swelling; tremor; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Isophane Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Isophane Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Isophane Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Glargine Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Glargine Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Glargine Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast heartbeat; fast, shallow breathing; headache; hoarseness; increased hunger, thirst, or urination; loss of consciousness; nervousness; seizures; slurred speech; stomach pain; sweating; sweet or fruity breath odor; swelling of the arms or legs; tremor; weakness.

Insulin Aspart Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Aspart Vials:

Redness, swelling, itching, or mild pain at the injection site; weight gain.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Aspart Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mental or mood changes; muscle pain, weakness, or cramping; seizures; slurred speech; swelling; tremor; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Detemir Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Detemir Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Detemir Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mental or mood changes; muscle pain, weakness, or cramping; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Isophane (NPH)/Insulin Regular Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Isophane (NPH)/Insulin Regular Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Isophane (NPH)/Insulin Regular Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

Insulin Regular Vials

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Insulin Regular Vials:

Redness, swelling, itching, or mild pain at the injection site.

Seek medical attention right away if any of these SEVERE side effects occur when using Insulin Regular Vials:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue; wheezing; muscle pain); changes in vision; chills; confusion; dizziness; drowsiness; fainting; fast or irregular heartbeat; headache; loss of consciousness; mood changes; seizures; slurred speech; swelling; tremor; trouble breathing; trouble concentrating; unusual hunger; unusual sweating; weakness.

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