Highlights for senna
senna Side Effects
Side effects that you should report to your doctor or health care professional as soon as possible:
- muscle weakness
- nausea, vomiting
- unusual weight loss
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
- discolored urine
- lower stomach discomfort or cramps
senna May Interact with Other Medications
Interactions are not expected. However, this medicine may affect the time other medicines stay in the stomach. It is best not to take this medicine within 1 to 2 hours of taking other medicines.
How to Use senna
Take this medicine by mouth. Follow the directions on the label. Shake well before using. Use a specially marked spoon or container to measure your medicine. Ask your pharmacist if you do not have one. Household spoons are not accurate. Take exactly as directed. Do not take your medicine more often than directed.
Talk to your pediatrician regarding the use of this medicine in children. While this medicine may be prescribed for children as young as 1 month for selected conditions, precautions do apply.
They need to know if you have any of these conditions
- stomach pain or blockage
- an unusual or allergic reaction to senna, other medicines, foods, dyes, or preservatives
- pregnant or trying to get pregnant
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Do not use this medicine for longer than directed by your doctor or health care professional. This medicine can be habit-forming. Long-term use can make your body depend on the laxative for regular bowel movements, damage the bowel, cause malnutrition, and problems with the amounts of water and salts in your body. If your constipation keeps returning, check with your doctor or health care professional.
Keep out of the reach of children.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep container tightly closed. Throw away any unused medicine after the expiration date.
Last Updated: August 19, 2009