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phentermine

Side Effects

List phentermine side effects by likelihood and severity.

The following side effects are associated with phentermine:

Common side effects of phentermine:

  • High Blood PressureSevere
  • Chronic Trouble SleepingLess Severe
  • False Sense of Well-BeingLess Severe
  • NervousLess Severe

Infrequent side effects of phentermine:

  • HivesSevere
  • Inflammation of Skin caused by an AllergySevere
  • RashSevere
  • Reaction due to an AllergySevere
  • Abnormal Heart RhythmLess Severe
  • Altered Interest in Having Sexual IntercourseLess Severe
  • Blurred VisionLess Severe
  • DiarrheaLess Severe
  • Difficult or Painful UrinationLess Severe
  • DizzyLess Severe
  • DrowsinessLess Severe
  • Dry MouthLess Severe
  • Fast HeartbeatLess Severe
  • Feeling RestlessLess Severe
  • Head PainLess Severe
  • Heart Throbbing or PoundingLess Severe
  • Incomplete or Infrequent Bowel MovementsLess Severe
  • Involuntary QuiveringLess Severe
  • Stomach CrampsLess Severe
  • Temporary Redness of Face and NeckLess Severe

Rare side effects of phentermine:

  • AsthmaSevere
  • ConfusedSevere
  • DepressionSevere
  • Disease of Inadequate Blood Flow to the Heart MuscleSevere
  • Heart Valve DiseaseSevere
  • Increased Pressure of Pulmonary CirculationSevere
  • Mental Disorder with Loss of Normal Personality & RealitySevere
  • Excessive SweatingLess Severe
  • Feel Like Throwing UpLess Severe
  • Frequent UrinationLess Severe
  • Inability to have an ErectionLess Severe
  • Taste ProblemsLess Severe
  • Throwing UpLess Severe

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.

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