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Ex-Lax Chocolated Side Effects

Generic Name: senna

Note: This page contains information about the side effects of senna. Some of the dosage forms included on this document may not apply to the brand name Ex-Lax Chocolated.

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

In addition to its needed effects, some unwanted effects may be caused by senna (the active ingredient contained in Ex-Lax Chocolated). In the event that any of these side effects do occur, they may require medical attention.

Major Side Effects

You should check with your doctor immediately if any of these side effects occur when taking senna:

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

For Healthcare Professionals

Applies to senna: compounding powder, oral disintegrating strip, oral granule, oral liquid, oral syrup, oral tablet, oral tablet chewable, rectal suppository


Gastrointestinal side effects have included esophageal impaction and duodenal bezoars. These effects have been reported in patients receiving a bulk laxative product containing 82% psyllium and 18% senna (the active ingredient contained in Ex-Lax Chocolated) (commercially available as Perdiem Overnight Relief).[Ref]


Hypersensitivity side effects have rarely included occupational sensitization to senna (the active ingredient contained in Ex-Lax Chocolated) [Ref]

One case has been reported involving a factory worker who developed IgE-mediated asthma and rhinoconjunctivitis five months after exposure to senna.[Ref]


Musculoskeletal side effects have rarely included finger clubbing.[Ref]


1. "Product Information. Perdiem Overnight Relief (psyllium)" Novartis Pharmaceuticals, East Hanover, NJ.

2. Helin T, Makinen-Kiljunen S "Occupational asthma and rhinoconjunctivitis caused by senna." Allergy 51 (1996): 181-4

3. Malmquist J, Ericsson B, Hulten-Nosslin MB, Jeppsson JO, Ljungberg O "Finger clubbing and aspartylglucosamine excretion in a laxative- abusing patient." Postgrad Med J 56 (1980): 862-4

4. Prior J, White I "Tetany and clubbing in patient who ingested large quantities of senna [letter." Lancet 2 (1978): 947

Not all side effects for Ex-Lax Chocolated may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.