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Bayrab Side Effects

Generic Name: rabies immune globulin, human

Note: This document contains side effect information about rabies immune globulin, human. Some of the dosage forms listed on this page may not apply to the brand name Bayrab.

For the Consumer

Applies to rabies immune globulin, human: intramuscular solution

Along with its needed effects, rabies immune globulin, human (the active ingredient contained in Bayrab) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur while taking rabies immune globulin, human:

More common Rare
  • Cloudy or bloody urine
  • high blood pressure
  • large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
  • swelling of the face, feet, or lower legs

Some side effects of rabies immune globulin, human may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
  • Dizziness
  • joint pain
  • muscle pain
  • pain, soreness, tenderness, or stiffness at the injection site
Less common
  • Fever

For Healthcare Professionals

Applies to rabies immune globulin, human: intramuscular solution


The most common adverse events were injection site and skin reactions.[Ref]


Rare (less than 0.1%): Injection site: swelling, pain, erythema, induration, warmth, pruritus, rash
Frequency not reported: Discomfort at injection site, soreness at injection site[Ref]


Rare (less than 0.1%): Skin reaction, erythema, pruritus, skin rash
Frequency not reported: Angioneurotic edema, bruising[Ref]


Rare (less than 0.1%): Hypersensitivity, anaphylactic shock, allergic type reactions[Ref]


Rare (less than 0.1%): Fever, malaise, chill, fatigue, influenza like illness
Frequency not reported: Mild temperature elevations, disabling pain that limited motion[Ref]


Rare (less than 0.1%): Nephrotic syndrome[Ref]


Rare (less than 0.1%): Tachycardia, hypotension[Ref]


Rare (less than 0.1%): Arthralgia
Frequency not reported: Compartment syndrome, infiltration of wounds[Ref]


Rare (less than 0.1%): Nausea, vomiting[Ref]

Nervous system

Rare (less than 0.1%): Headache[Ref]


Frequency not reported: Sensitization to repeated injections[Ref]


1. "Product Information. Imogam Rabies-HT (rabies immune globulin, human)." sanofi pasteur, Swiftwater, PA.

2. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0

3. "Product Information. Hyperrab S/D (rabies immune globulin, human)." Grifols Therapeutics, Clayton, NC.

4. Cerner Multum, Inc. "Australian Product Information." O 0

Some side effects of Bayrab may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

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. 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.