Monograph Details

Allergic Disorders > Anaphylaxis
TWINJECT
Manufacturer
Sciele Pharma, Inc.
Legal Classification
Rx
Pharmacological Class
Sympathomimetic.
Generic Name
Epinephrine (1:1000); 0.15mg/injection, 0.3mg/injection; auto-injection device; contains sulfites.
Indications
Emergency treatment of anaphylaxis.
Adults and Children
IM or SC inj into thigh. <15kg: not recommended. 15–30kg: 0.15mg. ≥30kg: 0.3mg. May repeat if needed; 2nd dose must be given manually (only the 1st injection is automatic).
Precautions
Cardiovascular disease. Hypertension. Hyperthyroidism. Diabetes. Parkinson's disease. Advise patient to seek medical help immediately. Train patient in use of device. Elderly. Pregnancy (Cat.C).
Interactions
Potentiated by tricyclics, MAOIs, levothyroxine, antihistamines. Antagonized by β-blockers, α-blockers. Cardiac arrhythmias possible with concomitant digitalis, diuretics, antiarrhythmics. Pressor effects may be reversed by ergots, phenothiazines.
Adverse Reactions
Tachycardia, sweating, nausea, vomiting, respiratory difficulty, pallor, dizziness, weakness, tremor, headache, nervousness, anxiety, arrhythmia.
How Supplied
Auto-injector syringe (2 injections/syringe)—1, 2
Additional Resources
Related Prescribing Note