adverse effects

Last reviewed 01/2018

  • associated with gastrointestinal side effects including faecal urgency 22%, flatus with rectal discharge 24% and faecal incontinence 11%. Side effects increase if orlistat is taken with a high fat meal
  • clinical trial data revealed small decreases in serum vitamin A, D, E and beta carotene levels - in the majority of patients the levels remained within the normal range