I et 24- ugers dobbeltblindet studie var de mest almindeligt observerede symptomer (hudirritationsskalaen) med Exelon 9, 5 mg/ 24 timer depotplastre meget let (21, 8%), mildt (12, 5%) eller moderat (6, 5%) erytem eller meget let (11, 9%), mild (7, 3%) eller moderat (5, 0%) kløe.
In a 24-week double-blind study, the most commonly observed symptoms (skin irritation rating scale) with Exelon 9.5 mg/ 24 h transdermal patches were very slight (21.8%), mild (12.5%) or moderate (6.5%) erythema or very slight (11.9%), mild (7.3%) or moderate (5.0%) pruritus.