Twinject Autoinjector IM

In Depth

Generic Name: EPINEPHRINE AUTO-INJECTOR
Pronounced: (ep-in-EFF-rin)

Twinject Autoinjector IM Side Effects

A fast/pounding heartbeat, nervousness, sweating, nausea, vomiting, trouble breathing, headache, dizziness, anxiety, shakiness, or pale skin may occur. If any of these effects persist or worsen, notify your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor immediately if any of these unlikely but serious side effects occur:

irregular heartbeat

Seek immediate medical attention if any of these rare but very serious side effects occur:

chest pain
fainting
vision changes
seizures
confusion

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Twinject Autoinjector IM Precautions

Before using this medication, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

This product may contain sulfites. However, if you have a sulfite allergy, this should not be a reason for avoiding use of this medication during an emergency. Since epinephrine can be life-saving, using it is more important than avoiding any sulfite-related problems you may experience.

Before using this medication, tell your doctor or pharmacist your medical history, especially of:

heart conditions (e.g., coronary artery disease, arrhythmias)
high blood pressure
thyroid disease
diabetes

This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.

The elderly may be more sensitive to the effects of this drug, especially a rapid rise in blood pressure, with increased risk if they also have heart disease.

This medication should be used only if clearly needed during pregnancy or breast-feeding. Discuss the risks and benefits with your doctor.