Before Using

Drug information provided by: Merative, Micromedex®

In deciding to use a vaccine, the risks of taking the vaccine must be weighed against the good it will do. This is a decision you and your doctor will make. For this vaccine, 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 have not been performed on the relationship of age to the effects of Comvax® vaccine in infants younger than 6 weeks and older than 15 months of age. Safety and efficacy have not been established.

Geriatric

Comvax® vaccine is not recommended for adult or geriatric patients.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Drug Interactions

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are receiving this vaccine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Receiving this vaccine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

  • Elivaldogene Autotemcel
  • Teplizumab-mzwv
  • Ublituximab-xiiy

Other Interactions

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Other Medical Problems

The presence of other medical problems may affect the use of this vaccine. Make sure you tell your doctor if you have any other medical problems, especially:

  • Allergy to yeast—Should not be used in patients with this condition.
  • Bleeding problems (e.g., hemophilia, thrombocytopenia)—Use with caution. May have an increased risk of bleeding at the injection site.
  • Severe illness with a fever—Your child's dose may need to be given at a later time.
  • Weak immune system from a disease or medicine (e.g., those who are receiving a steroid, chemotherapy for cancer, or who have HIV infection)—May not work as well in patients with this condition.

Portions of this document last updated: Feb. 01, 2024

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