Symptoms of overdose may include: severe drowsiness, seizures, fast/irregular heartbeat.

Taking the two together can cause severe drowsiness.

Dry mouth and sweating I can handle but the severe drowsiness and nausea were horrible, the latter especially in the middle of the night.

Symptoms of overdose may include: vision changes, slow/shallow breathing, severe drowsiness.

Symptoms of overdose may include: severe drowsiness, slurred speech, weakness.

Other side effects include severe drowsiness and constipation.

Symptoms of overdose may include: severe drowsiness, loss of consciousness.

The main side effect I get is severe drowsiness along with mental confusion (sometimes lasting 24 hrs).

Symptoms of overdose may include severe drowsiness, fainting, trouble breathing, and unconsciousness.

Symptoms of overdose may include severe drowsiness or unconsciousness.