Alosetron (Systemic)

Brand Names : Lotronex

Side Effects of This Medicine

Along with its needed effects, a medicine 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:

More Common

Constipation

Rare

Bloody diarrhea; new or worsening stomach pain or discomfort; rectal bleeding

Frequency not determined

abdominal or stomach pain, cramping, or burning; black, tarry stools; diarrhea; fever; heartburn; indigestion; nausea; vomiting with or without blood or material that looks like coffee grounds

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

Symptoms of Overdose

Clumsiness, unsteadiness, trembling, or other problems with muscle control or coordination; convulsions (seizures); difficulty breathing; shakiness and unsteady walk; withdrawn or socially detached behavior

Other side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. However, check with your doctor if any of the following side effects continue or are bothersome:

Less Common or Rare

Bleeding after defecation; full or bloated feeling; swelling of abdominal or stomach area; pressure in the stomach; uncomfortable swelling around anus

Frequency not determined

Headache; skin rash

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.