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Sele-Pak Side Effects

Generic name: selenium

Note: This document contains side effect information about selenium. Some of the dosage forms listed on this page may not apply to the brand name Sele-Pak.

Applies to selenium: oral capsule, oral tablet

Side effects requiring immediate medical attention

Along with its needed effects, selenium (the active ingredient contained in Sele-Pak) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Get emergency help immediately if any of the following symptoms of overdose occur while taking selenium:

Symptoms of overdose

  • Diarrhea
  • fingernail weakening
  • garlic odor of breath and sweat
  • hair loss
  • irritability
  • itching of skin
  • nausea and vomiting
  • unusual tiredness and weakness

Medically reviewed by Last updated on Apr 14, 2021.

Frequently asked questions

More about Sele-Pak (selenium)

Consumer resources

Other brands
Selenium TR

Professional resources

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.