Twinject (Injection)

Generic name:epinephrine (injection route) [ ep-i-NEF-rin ]
Drug classes:Adrenergic bronchodilators, Catecholamines, Vasopressors

Medically reviewed by Drugs.com. Last updated on Mar 2, 2022.

Commonly used brand name(s)

In the U.S.

• Adrenaclick
• Adrenalin
• Adrenalin Chloride
• Auvi-Q
• Epipen
• Epipen Jr
• Symjepi
• Twinject

Available Dosage Forms:

• Solution

Therapeutic Class: Anaphylaxis Agent

Pharmacologic Class: Sympathomimetic

Chemical Class: Alkylarylamine

Uses for Twinject

Epinephrine injection is used for emergency treatment of severe allergic reactions (including anaphylaxis) to insect bites or stings, medicines, foods, or other substances. It is also used to treat anaphylaxis caused by unknown substances or triggered by exercise.

Epinephrine injection is also used to increase blood pressure in adult patients with hypotension (low blood pressure) and septic shock.

This medicine is available only with your doctor's prescription.

Before using Twinject

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

Appropriate studies performed to date have not demonstrated pediatric-specific problems that would limit the usefulness of epinephrine injection in children. However, safety and efficacy have not been established in children weighing less than 15 kilograms (kg) using Symjepi™ and in children using Adrenalin® to treat low blood pressure with septic shock.

Geriatric

Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of Auvi-Q® injection in the elderly. However, elderly patients are more likely to have unwanted effects, which may require caution in patients receiving this medicine.

Appropriate studies have not been performed on the relationship of age to the effects of Adrenalin®, Epipen®, or Symjepi™ in the elderly. However, elderly patients are more sensitive to the effects of this medicine and more likely to have unwanted effects, which may require caution in patients receiving this medicine.

No information is available on the relationship of age to the effects of epinephrine injection in geriatric patients. However, elderl...