Most parents don't know what's planned at their child's next well-visit. Learn how to prepare →

What's New

New updates and improvements to VaxCalc

← Back

After-Visit Monitoring Based on Vaccine Injury Tables and Package Insert Data

New
Today I completed an important addition to VaxCalc.

VaxCalc now integrates the U.S. Government Vaccine Injury Table with adverse event information reported in FDA-approved vaccine package inserts.

DTaP, PCV and flu shot - what you should watch for when all given at once



Most vaccine safety information is presented one vaccine at a time.

Real well visits often involve multiple interventions.

That creates a practical problem for parents:

If several vaccines are given during the same appointment, what should you watch for when you get home?

The new Combined Effects section helps answer that question.

Select the vaccines being considered and VaxCalc will:

  • identify reactions reported across the selected vaccines
  • highlight conditions recognized by the U.S. Vaccine Injury Compensation Program
  • show the time windows in which those conditions are known to occur
  • reveal where effects overlap across multiple interventions

    For example, depending on the vaccines selected, you may see conditions such as:

  • Anaphylaxis
  • Vasovagal Syncope
  • SIRVA
  • Guillain-Barré Syndrome
  • Encephalitis
  • Encephalopathy

    along with the vaccines associated with those conditions and the recognized time periods in which they may occur.

Why We Built This


One of VaxCalc's core purposes is helping parents prepare for real-world well visits.

Preparation does not end when the appointment is over.

Parents should know:

  • what was given
  • what decisions were made
  • what reactions are commonly reported
  • what conditions deserve closer attention
  • what to monitor afterward

This feature brings together information that is normally scattered across package inserts, government documents, and multiple vaccine-specific resources.

Important Clarification


The Vaccine Injury Table is not a complete list of all possible adverse events.

It is a legal and administrative framework used by the Vaccine Injury Compensation Program.

Likewise, package inserts contain adverse events reported during clinical trials and post-marketing surveillance, but do not establish causation for every reported event.

VaxCalc presents these sources together so parents can more easily understand what has been reported, what has been recognized, and what to watch for after a visit.

What To Do


Visit one of your Well Visit Guides.

Select the vaccines being considered.

Then explore the Combined Effects section to see how common reactions and recognized injury-table conditions change as additional vaccines are added.

This is an early step toward a larger goal:

VaxCalc helps parents evaluate each vaccine decision individually, then understand the combined effects of the choices being considered for a well visit.

—Chris