Almindelig: mavesmerter, stomatitis dyspepsi, løs afføring, smerter i øvre abdomen, flatulens, distension af abdomen, hikke, ulceration i mundhulen, faryngolaryngeale smerter, mundtørhed.
Common: polyneuropathy, peripheral neuropathy aggravated, dizziness (excluding vertigo), dysgeusia, dysaesthesia, hypoaesthesia, tremor.