Byetta Side Effects
Generic name: exenatide
Note: This document contains side effect information about exenatide. Some of the dosage forms listed on this page may not apply to the brand name Byetta.
Some side effects of Byetta may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.
For the Consumer
Applies to exenatide: subcutaneous solution
Get emergency medical help if you have any of these signs of an allergic reaction while taking exenatide (the active ingredient contained in Byetta) hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Stop using exenatide and call your doctor at once if you have a serious side effect such as:
swelling, weight gain, feeling short of breath, urinating less than usual or not at all;
drowsiness, confusion, mood changes, increased thirst, diarrhea;
dull pain in your middle or lower back;
severe pain in your upper stomach spreading to your back, vomiting; or
low blood sugar (headache, hunger, weakness, sweating, confusion, irritability, dizziness, fast heart rate, or feeling jittery).
Less serious side effects of exenatide may include:
nausea, upset stomach, diarrhea or constipation;
weight loss; or
loss of appetite.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
For Healthcare Professionals
Applies to exenatide: subcutaneous powder for injection extended release, subcutaneous solution
Metabolic side effects have included hypoglycemia.
Most episodes of hypoglycemia were mild to moderate in intensity and all resolved with administration of carbohydrate. Hypoglycemia was rarely observed in patients treated with the combination of exenatide and metformin and was similar in incidence to patients treated with placebo and metformin. When used as add-on to a thiazolidinedione, with or without metformin, the incidence of symptomatic mild to moderate hypoglycemia with exenatide was 11% compared to 7% with placebo.
Gastrointestinal side effects have included nausea, vomiting, diarrhea, and dyspepsia.
Nervous system side effects have included dizziness, headache and feeling jittery.
Immunologic side effects have included the development of anti exenatide (the active ingredient contained in Byetta) antibodies.
Dermatologic side effects have included postmarketing reports of alopecia.
More Byetta resources
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 information does not endorse drugs, diagnose patients, or recommend therapy. This drug 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 drug combination in no way should be construed to indicate that the drug of drug combination is safe, effective, or appropriate for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of information 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 drugs you are taking, check with your doctor, nurse, or pharmacist.