Senna Lax

Name: Senna Lax

What should I discuss with my health care provider before taking Senna Lax (senna)?

Ask a doctor, pharmacist, herbalist, or other healthcare provider if it is safe for you to use this product if you have:

  • a bowel disorder such as Crohn's disease or ulcerative colitis;

  • heart disease; or

  • stomach pain, nausea, or vomiting.

It is not known whether senna will harm an unborn baby. Do not use this product without medical advice if you are pregnant.

It is not known whether senna passes into breast milk or if it could harm a nursing baby. Do not use this product without medical advice if you are breast-feeding a baby.

Some forms of senna are made for use by children. Do not give any herbal/health supplement to a child without the advice of a doctor.

What happens if I miss a dose?

Skip the missed dose if it is almost time for your next scheduled dose. Do not use extra medicine to make up the missed dose.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Senna Lax (senna) side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your healthcare provider at once if you have a serious side effect such as:

  • severe stomach pain, severe diarrhea, watery diarrhea;

  • weight loss;

  • worsening constipation after you stop taking senna;

  • enlargement of your fingers and toes;

  • low potassium (confusion, uneven heart rate, extreme thirst, increased urination, leg discomfort, muscle weakness or limp feeling); or

  • nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).

Less serious side effects may include:

  • stomach cramps, bloating, gas, mild diarrhea;

  • numbness or tingly feeling;

  • joint pain; or

  • discolored urine.

This is not a complete list of side effects and others may occur. Tell your doctor, pharmacist, herbalist, or other healthcare provider about any unusual or bothersome side effect. You may report side effects to FDA at 1-800-FDA-1088.

If OVERDOSE is suspected

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

For the Consumer

Applies to senna: oral capsule liquid filled, oral flake, oral granule, oral liquid, oral powder for suspension, oral suspension, oral syrup, oral tablet

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

Check with your doctor immediately if any of the following side effects occur while taking senna:

Incidence not known
  • Black, tarry stools
  • blood in the stools
  • nausea or vomiting
  • stomach pain

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