Tell your doctor if you have ever had any unusual or allergic reaction to medicines in this group or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Laxatives should not be given to young children (up to 6 years of age) unless prescribed by their doctor. Since children cannot usually describe their symptoms very well, they should be checked by a doctor before being given a laxative. The child may have a condition that needs other treatment. If so, laxatives will not help and may even cause unwanted effects or make the condition worse.
Also, weakness, increased sweating, and convulsions (seizures) may be especially likely to occur in children receiving enemas or rectal solutions, since they may be more sensitive than adults to their effects.
Weakness, increased sweating, and convulsions (seizures) may be especially likely to occur in elderly patients, since they may be more sensitive than younger adults to the effects of rectal laxatives.
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking any of these medicines, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.
Using medicines in this class with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
St John's Wort
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
Other Medical Problems
The presence of other medical problems may affect the use of medicines in this class. Make sure you tell your doctor if you have any other medical problems, especially:
Appendicitis (or signs of) or
Rectal bleeding of unknown cause—These conditions need immediate attention by a doctor.
Intestinal blockage—The use of laxatives may create other problems if this condition is present.