v3.21.1
Integration and Restructuring Plans (Tables)
 3 Months Ended
Mar. 31, 2021
Allergan integration plan  
Restructuring charges  
Summary of charges associated with integration plan The following table summarizes the charges associated with the Allergan acquisition integration plan:
Severance and employee benefitsOther integration
Three months ended
March 31,		Three months ended
March 31,
(in millions)2021202020212020
Cost of products sold$6 $— $15 $— 
Research and development— — 51 — 
Selling, general and administrative17 — 50 38 
Total charges$23 $— $116 $38 
Summary of cash activity in the restructuring reserve The following table summarizes the cash activity in the recorded liability associated with the integration plan for the three months ended March 31, 2021:
(in millions)Severance and employee benefitsOther integration
Accrued balance as of December 31, 2020
$367 $20 
Charges21 108 
Payments and other adjustments(46)(102)
Accrued balance as of March 31, 2021$342 $26 
Other restructuring  
Restructuring charges  
Summary of cash activity in the restructuring reserve The following table summarizes the cash activity in the restructuring reserve for the three months ended March 31, 2021:
(in millions)
Accrued balance as of December 31, 2020$90 
Restructuring charges38 
Payments and other adjustments(36)
Accrued balance as of March 31, 2021$92