Minocycline Side Effects (Cont.)

Serious Minocycline Side Effects

Some minocycline side effects may indicate a potentially serious problem. If you experience any of these side effects, stop taking the drug and call your healthcare provider. These side effects include but are not limited to:
 
  • Watery diarrhea
  • Stomach cramps
  • Bloody stools
  • Unusual headaches
  • Blurred vision
  • Unexplained rash
  • Joint pain
  • Fever
  • Feeling tired.

   

Rare Minocycline Side Effects

Rare side effects with minocycline occur in less than 1 percent of people taking the drug. Because these side effects are so uncommon, it is difficult to tell whether they are caused by the medication or something else.
 
Some of these possible side effects include but are not limited to:
 
  • Allergic reaction
  • Hair loss (alopecia)
  • Liver toxicity
  • Irritation of the esophagus (esophagitis)
  • Irritation of the liver (hepatitis)
  • Ulcers of the esophagus
  • Increased pressure in the skull (intracranial hypertension)
  • Ringing ears (tinnitus)
  • Worsening of systemic lupus erythematosus symptoms (lupus or SLE for short)
  • Increased rate of red blood cell destruction (hemolytic anemia)
  • Reduced amount of platelets in the blood (thrombocytopenia)
  • Tongue swelling (glossitis)
  • Serious intestinal infection (enterocolitis)
  • Vaginal yeast infection.
     

Final Thoughts on Minocycline Side Effects

You may experience some or none of the minocycline side effects listed in this article. Unfortunately, there is no way for your healthcare provider to know beforehand if you will have side effects from a medicine that you have never tried. Therefore, make sure to let your healthcare provider know if you develop any side effects while taking the drug. Also, let your healthcare provider know if you develop something that "just does not seem right." While it may not be a side effect of minocycline, your healthcare provider will be able to diagnose and treat the problem.
 
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Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD;