what is diphenhydramine hci side effects
Common diphenhydramine side effects may include: 1  dizziness, drowsiness, loss of coordination; 2  dry mouth, nose, or throat; 3  constipation, upset stomach;  dry eyes, blurred vision; 1  or. day-time drowsiness or hangover feeling after night-time  use.
Have a rash on tops of hands and in between fingers. had it for several years. been taking diphenhydramine hcl for several years as well. ...internet said possible side effect is skin irritation..