Humalog Kwikpen U-100 Insulin Pen Side Effects by Likelihood and Severity

COMMON side effects


If experienced, these tend to have a Severe expression

  • Low Blood Sugar

If experienced, these tend to have a Less Severe expression

  • A Skin Rash
  • A Stuffy And Runny Nose
  • Abnormal Fat Distribution
  • Cough
  • Flu-Like Symptoms
  • Headache
  • Itching
  • Pain
  • Reactions At The Site Of The Injection
  • Throat Irritation
  • Visible Water Retention
  • Weight Gain

INFREQUENT side effects


If experienced, these tend to have a Severe expression

  • An Infection

If experienced, these tend to have a Less Severe expression

  • Fever
  • Fluid Retention In The Legs, Feet, Arms Or Hands
  • Nausea

RARE side effects


If experienced, these tend to have a Severe expression

  • A Hypersensitivity Reaction To A Drug
  • A Significant Type Of Allergic Reaction Called Anaphylaxis
  • Localized Cutaneous Amyloidosis, A Condition Where Amyloid Is Deposited In The Skin
  • Low Amount Of Potassium In The Blood
  • Trouble Breathing
  • Wheezing

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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.