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The following information comes from DailyMed, an FDA label information provider.

Adverse Reactions

Side effects from tamsulosin (Flomax) may include but are not limited to:

  • Headache
  • Back pain
  • Chest pain
  • Dizziness
  • Insomnia
  • Decreased libido
  • Cough
  • Sinusitis
  • Diarrhea
  • Nausea
  • Tooth disorder
  • Blurred vision
  • Abnormal ejaculation

Please note this list is not exhaustive. If you experience serious side effects with this medication, contact your prescribing physician.

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