Subcutaneous hormone implants isotretinoin kob or Mirena may also be considered. The synthetic compound provided better therapeutic benefit than vitamin A, while also producing fewer adverse effects. If you respond quickly and very well, your doctor may take you off Accutane even before the 15 or 20 weeks are up. Tell your doctor about all the prescription and over-the-counter medications you use. Do not take isotretinoin if you are pregnant or if you could become pregnant during treatment or for one month after you stop taking isotretinoin. Last updated on RxList: 11 2007 WARNINGS Psychiatric Disorders Accutane may cause depression, psychosis and, rarely, suicidal ideation, suicide attempts, suicide, and aggressive and or violent behaviors. Have blood tests as advised by your dermatologist and make sure you have found out whether the results are normal or not.