Rebecca Robert, M.D. P.A. FACOG

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Women's Health

Alosetron Oral Tablet (ALOSETRON - ORAL)

For irritable bowel syndrome.

Brand Name(s): Lotronex

Generic Name: Alosetron

Instructions

This medicine may be taken with or without food.

Store at room temperature away from heat, light, and moisture. Do not keep in the bathroom.

Please ask your doctor, nurse, or pharmacist how to discard unused medicines safely.

Do not start taking this medicine if you are constipated.

If you get constipated while taking this medicine, stop taking it right away and call your doctor.

If your constipation does not get better after stopping this medicine, call your doctor again.

It is important that you keep taking each dose of this medicine on time even if you are feeling well.

If you forget to take a dose on time, take it as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Tell your doctor if symptoms do not get better or if they get worse.

If you stopped taking this medicine, do not start taking it again until you speak with your doctor.

Keep all appointments for medical exams and tests while on this medicine.

Do not take the medicine more than twice during 24 hours.

Cautions

This medicine is not recommended for use in children younger than 18.

This medicine is not approved for use in men.

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

This medicine is associated with a rare but very serious medical condition. Please speak with your doctor about symptoms you should look out for while on this medicine. Notify your doctor immediately if you develop those symptoms.

Do not use the medication any more than instructed.

Tell the doctor or pharmacist if you are pregnant, planning to be pregnant, or breastfeeding.

Do not take St. John's wort while on this medicine.

Do not use laxatives to treat constipation without speaking with your doctor first. Some laxatives may be dangerous to use with this medicine. Severe or continuing constipation can become a very serious problem.

Do not share this medicine with anyone who has not been prescribed this medicine.

Some patients have serious side effects from this medicine. Ask your pharmacist to show you the information from the Food and Drug Administration (FDA) and discuss it with you.

Always refill this medicine before it runs out.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • vomiting

Call your doctor or get medical help right away if you notice any of these more serious side effects:

  • severe or persistent abdominal pain
  • agitated feeling or trouble sleeping
  • loss of balance
  • constipation
  • severe, watery or bloody diarrhea
  • dizziness
  • fever
  • hallucinations (unusual thoughts, seeing or hearing things that are not real)
  • rapid heartbeat
  • muscle aches, spasms or abnormal movements
  • nausea
  • restlessness
  • stomach pain
  • severe or persistent vomiting

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.