Skip to main content
. 2021 Mar 31;38(6):503–511. doi: 10.1007/s40266-021-00850-w

Table 2.

TRAEs occurring in at least 2% of patients pooled from the double-blind phases of each study and patients with at least one gastrointestinal TRAE on treatment days 1 or 2 potentially related to opioid withdrawal

Patients aged < 65 years Patients aged ≥ 65 years
Placebo [n = 415] All MNTX [n = 908] Placebo [n = 133] All MNTX [n = 171]
Patients with one or more TRAEs 83 (20.0) 251 (27.6) 33 (24.8) 51 (29.8)
TRAEs occurring in at least 2% of patients pooled from the double-blind phases of each study
 Abdominal pain 21 (5.1) 98 (10.8) 7 (5.3) 20 (11.7)
 Flatulence 11 (2.7) 37 (4.1) 7 (5.3) 10 (5.8)
 Nausea 14 (3.4) 55 (6.1) 4 (3.0) 10 (5.8)
 Diarrhea 6 (1.4) 45 (5.0) 5 (3.8) 7 (4.1)
 Dizziness 2 (0.5) 11 (1.2) 1 (0.8) 5 (2.9)
 Hyperhidrosis 3 (0.7) 27 (3.0) 0 3 (1.8)
 Abdominal distension 5 (1.2) 18 (2.0) 3 (2.3) 1 (0.6)
 Abdominal pain upper 9 (2.2) 25 (2.8) 0 1 (0.6)
Placebo All MNTX Placebo All MNTX
Day 1 [n = 415] Day 2 [n = 399] Day 1 [n = 908] Day 2 [n = 853] Day 1 [n = 133] Day 2 [n = 125] Day 1 [n = 171] Day 2 [n = 157]
Patients with at least one gastrointestinal TRAE on treatment days 1 or 2 potentially related to opioid withdrawal
Patients with one or more GI TRAEs 11 (2.7) 10 (2.5) 83 (9.1) 30 (3.5) 5 (3.8) 5 (4.0) 13 (7.6) 11 (7.0)
 Abdominal discomfort 0 1 (0.3) 0 0 1 (0.8) 0 0 1 (0.6)
 Abdominal pain 4 (1.0) 5 (1.3) 59 (6.5) 23 (2.7) 3 (2.3) 3 (2.4) 10 (5.8) 6 (3.8)
 Diarrhea 1 (0.2) 0 16 (1.8) 3 (0.4) 0 1 (0.8) 1 (0.6) 2 (1.3)
 Gastrointestinal pain 0 1 (0.3) 1 (0.1) 0 0 0 1 (0.6) 0
 Nausea 5 (1.2) 5 (1.3) 33 (3.6) 9 (1.1) 2 (1.5) 2 (1.6) 2 (1.2) 3 (1.9)
 Vomitinga 1 (0.2) 2 (0.5) 13 (1.4) 2 (0.2) 0 1 (0.8) 1 (0.6) 1 (0.6)

Data are expressed as n (%)

GI gastrointestinal, MNTX methylnaltrexone, TRAEs treatment-related adverse events

aIncludes vomiting and vomiting not otherwise specified