This information is generalized and not intended as specific medical advice. Consult your healthcare professional before taking or discontinuing any drug or commencing any course of treatment.
Severe. These medicines may interact and cause very harmful effects and are usually not taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.
How the interaction occurs:
When these two medicines are taken together, the antimicrobial may cause the live vaccine to not work as well.
What might happen:
The effects of your antimicrobial may make the vaccine ineffective.
What you should do about this interaction:
Before receiving a vaccination, let your doctor know if you are taking any antimicrobials.Your healthcare professionals (e.g. doctor or pharmacist) may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.
1.Typhoid Vaccine Live Oral Ty 21a US prescribing information. Berna Products Corp. 1997.
2.Centers for Disease Control and Prevention. General Recommendations on Immunization. Recommendations of the Advisory Committee on Immunization Practices (ACIP). MMWR. Available at: http://www.cdc.gov/mmwr/preview/mmwrhtml/rr6002a1.htm January 28, 2011; 60(RR No.
4.Center for Disease Control and Prevention. Updated Recommendations for the Use of Typhoid Vaccine - Advisory Committee on Immunization Practices, United States, 2015. MMWR. Available at: https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6411a4.htm March 27, 2015; 64(11):1-24.