EpiPen JR 2-Pak Side Effects

Generic Name: epinephrine

Note: This page contains information about the side effects of epinephrine. Some of the dosage forms included on this document may not apply to the brand name EpiPen JR 2-Pak.

For the Consumer

Applies to epinephrine: injection injectable, injection solution

In addition to its needed effects, some unwanted effects may be caused by epinephrine (the active ingredient contained in EpiPen JR 2-Pak). In the event that any of these side effects do occur, they may require medical attention.

Major Side Effects

You should check with your doctor immediately if any of these side effects occur when taking epinephrine:

• Abnormal or decreased touch sensation
• arm, back, or jaw pain
• bleeding, blistering, burning, coldness, discoloration of the skin, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site
• blurred vision
• chest pain or discomfort
• chest tightness or heaviness
• dizziness
• fainting
• fast, irregular, pounding, or racing heartbeat or pulse
• fear or nervousness
• headache
• nausea or vomiting
• paleness of the skin
• pounding in the ears
• restlessness
• shakiness in the legs, arms, hands, or feet
• slow or fast heartbeat
• stroke
• sweating
• trembling or shaking of the hands or feet
• troubled breathing
• unusual tiredness or weakness

If any of the following symptoms of overdose occur while taking epinephrine, get emergency help immediately:

• Agitation
• coldness of the skin
• coma
• confusion
• decreased urine output
• depression
• drowsiness
• hostility
• irritability
• lethargy
• lightheadedness, dizziness, or fainting
• muscle twitching
• pounding, slow heartbeat
• rapid weight gain
• rapid, deep breathing
• seizures
• stomach cramps
• stupor
• swelling of the face, ankles, or hands

For Healthcare Professionals

Applies to epinephrine: compounding powder, inhalation aerosol, inhalation solution, injectable kit, injectable solution, intravenous solution, subcutaneous suspension

General

Due to the lack of randomized, controlled clinical trials for the treatment of anaphylaxis, the true incidence of adverse reactions associated with the systemic use of this drug is difficult to determine. The most commonly reported adverse reactions include anxiety, apprehensiveness, restlessness, tremor, weakness, dizziness, sweating, palpitations, pallor, nausea and vomiting, headache, and/or respiratory difficulties.^[Ref]

Cardiovascular

Frequency not reported: Tachycardia, supraventricular tachycardia, ventricular arrhythmias, myocardial ischemia, myocardial infarction, limb/peripheral ischemia, palpitations, angina, arrhythmias, hypertension, vasoconstriction, ventricular ectopy, ventricular fibrillation, cold extremities, electrocardiogram changes, stress cardiomyopathy^[Ref]

Nervous system

Frequency not reported: Headache, paresthesia, tremor, stroke, central nervous system bleeding, dizziness, cerebral hemorrhage, memory impaired, lightheadedness, psychomotor agitation, tingling, Parkinsonism aggravated, syncope, convulsions, subarachnoid hemorrhage, hemiplegia^[Ref]

Psychiatric

Frequency not reported: Nervousness, excitability, anxiety, apprehension, restlessness, disorientation, panic, hallucinations, psychosis, fear, sleeplessness/insomnia, tenseness, confusion, irritability^[Ref]

Local

Frequency not reported: Extravasation, injection site pallor, coldness at injection site, hypoesthesia at injection site, injury at injection site, local ischemic necrosis^[Ref]

Dermatologic

Frequency not reported: Diaphoresis, pallor, piloerection, skin blanching, skin necrosis with extravasation, necrotizing fasciitis, flushing/redness of skin and face, hyperhidrosis^[Ref]

Metabolic

Frequency not reported: Hypoglycemia, hyperglycemia, insulin resistance, hypokalemia, lactic acidosis, insulin secretion inhibited, metabolic acidosis, anorexia^[Ref]

Respiratory

Frequency not reported: Pulmonary edema, rales, respiratory difficulty, dyspnea, bronchospasm, hypoxia of mucosa^[Ref]

Renal

Frequency not reported: Renal insufficiency^[Ref]

Hypersensitivity

Hypersensitivity side effects have been extremely unusual. Contact dermatitis has been associated with ocularly applied epinephrine (the active ingredient contained in EpiPen JR 2-Pak) These reactions have typically presented with lid edema and a thick yellow discharge.

Gastrointestinal

Frequency not reported: Nausea, vomiting, bowel necrosis, hypersalivation^[Ref]

Genitourinary

Frequency not reported: Urinary retention, difficult micturition^[Ref]

Hematologic

Frequency not reported: Thrombocytosis^[Ref]

Musculoskeletal

Frequency not reported: Myonecrosis^[Ref]

Other

Frequency not reported: Chest pain, weakness, gas gangrene, asthenia^[Ref]

Ocular

Frequency not reported: Corneal endothelial damage^[Ref]

Endocrine

Frequency not reported: Growth hormone secretion stimulated^[Ref]

Not all side effects for EpiPen JR 2-Pak may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.