Jump To


Generic name: lactulose 
Drug class: Laxatives


Applications for Cephulac

 Cephulac Cephulac can be used to treat constipation. It can increase the number of daily bowel movements and the days when bowel movements are observed for patients who have a background of persistent (long-lasting) constipation.

  • Prescription-only

Prior to using Cephulac

  • When deciding whether to take a medication, the potential risks of using the medication must be considered against the benefits it will bring. This is a decision that you as well as your physician make. To determine the appropriate medicine it is important to take the following into assessed:


  • Discuss with your physician If you’ve ever experienced an unusual or unrelated reaction to this medication or any other medication. Be sure to inform your health specialist if you suffer from any other kinds of allergies, like dyes, foods, or preservatives. You may also be allergic to animals. For non-prescription medications, review the label or the ingredients on the package carefully.


  • The right studies haven’t been conducted to determine the connection between age and the effects of lactulose in the infant population. The safety and effectiveness of lactulose have not been proven.


  • It is not clear what information is available regarding the connection between age and Lactulose affects elderly patients.


  • There aren’t enough studies on women to determine the risk to infants when taking this medication while breastfeeding. Consider the benefits and the risks that could be associated with using this medication during nursing.

Interactions between medicines

  • Certain medicines shouldn’t be combined in any way In other instances, two medicines can be taken together, even though there is a chance of interaction. In these instances, the doctor might decide to alter the dosage or make other precautions required.
  • If you are taking this medication it is essential that you inform your healthcare provider whether you’re currently taking one or more of the drugs mentioned below. The following interactions were determined based on their potential impact and may not be all-inclusive.
  • Utilizing this medicine in conjunction together with any of the following medications is generally not advised, however it may be necessary for some instances. If two medicines are prescribed at the same time and your doctor recommends a change in the dosage or frequency you take one or both of the drugs.
    • Droperidol
    • Levomethadyl
    • Licorice
  • Utilizing this medicine in conjunction in conjunction with one of the following medications could result in an increased risk of some adverse reactions, however, having both medicines in combination could be the best option for you. If both medications are prescribed by your doctor, they could alter the dosage or frequency at which you take one or both drugs.
    • Acenocoumarol
    • Dicumarol
    • Lithium
    • Phenprocoumon
    • Warfarin

Interactions with alcohol, tobacco, or food

Certain medications shouldn’t be used during or near the time of having food items or eating particular kinds of food, as interactions can happen. Smoking or drinking alcohol in conjunction with certain medicines can result in interactions. Talk to your doctor about the interaction of your medicine when you are taking it with alcohol, food, or tobacco.

Other medical conditions

The presence of any other medical issues could impact the usage of this medication. It is important to inform your physician if you suffer from any other medical issues particularly:

  • Use with caution. This condition can cause it to get worse.
  • Galactose diets with low lactose levels should not be administered to patients on this diet.
  • Medical tests or surgery on your colon or rectum (eg, colonoscopy, proctoscopy)–Patients undergoing these procedures should have a thorough bowel cleansing with another medicine (eg, non-fermentable solution).

How to use Cephulac

This section provides guidance about the correct use of several products that contain Lactulose. It might not be applicable to Cephulac. Be sure to read it with care.

Use this medication exactly as instructed by your physician. Don’t take more of it, and don’t use it more often, and don’t take it for any longer duration than the doctor has prescribed.

To make use of the liquid that is dissolved in the mouth:

  • Make sure to measure the medicine using a measuring spoon marked with a marking or oral syringe medicine cup.
  • Mix it with the juice of fruit water, milk, or even water.

To make use of the powder as a solution Mix the complete contents of the packet into half one glass (4 ounces) of water until the solution becomes colorless, with a slightly pale yellow hue.

It can take between 24 and 48 hours to have normal bowel movements.


The dosage of this medication can differ for different people. Follow your doctor’s prescriptions or the instructions printed on your prescription. This information is only the most common dose of this medication. If your dose differs you should not alter it unless your doctor instructs you to change it.

The amount of medicine you consume is contingent on your strength drug. Additionally, the amount of doses you will take every day, the amount of time between doses, and the amount of time you are taking the medicine will be dependent on the medical condition for which you’re taking the medication.

  • To treat constipation:
    • For oral dosage form (powder for solution):
      • Adults: 10-20 grams (g) daily. Your doctor can increase your dosage up to 40 grams per day when needed.
      • Children–Use and dosage should be carried out by the physician.
    • For oral dosage form (solution):
      • Adults: 15-30 milliliters (mL) or 1 to 2 tablespoons daily. Your physician may increase your dosage up to 60 milliliters per day should you require.
      • Children–Use and dosage must be established by your physician.

Missed dose

If you are missing the dose of this medication make sure you take it as quickly as you are able. If it’s close to the time for the next dose, you can skip the missed dose, and go back to your usual dose schedule. Do not take double doses.


Place the medication in a tightly sealed bottle at room temperatures, and away from moisture, heat, and bright light. Avoid the medicine from freezing.

Keep away from the reach of children.

Avoid keeping outdated medicines or medicines that are no longer required.

Consult your physician to tell you how to dispose of any medicine that you do not take.

What to avoid

It is crucial to have your doctor examine your improvement after you have taken this medication. This will enable your doctor to determine whether the medication is working correctly.

Get in touch with your doctor immediately in case you are suffering from severe diarrhea.

Do not take any other medications in the absence of discussing with your physician. This includes prescription and non-prescription (over-the-counter OTC) medications as well as herbal or vitamin supplements.

 Cephulac side effects

In addition to its beneficial effects, medicines can result in unwanted adverse effects. While not all of these adverse effects can be present, if they do occur, they might require medical attention.

Consult your physician immediately If any of these adverse effects happen:

Incidence unknown

  • Confusion
  • less urine
  • dizziness
  • dry mouth
  • fainting
  • Heartbeats that are irregular or fast
  • an increase in thirst
  • irritability
  • lightheadedness
  • Loss of appetite
  • mood shifts
  • Muscle pain, cramps, or muscle twitching
  • nausea or vomiting
  • Tingling or numbness in the feet, hands, or the lips
  • insanity
  • seizures
  • severe diarrhea
  • swelling of the lower or feet
  • Trouble breathing
  • unusual fatigue or weakness

Certain side effects can be experienced but they usually do not require medical treatment. These symptoms may be eliminated after treatment, as the body adapts to the medication. Additionally your health professional might be able to inform you of ways to avoid or minimize the effects of these adverse side effects. Consult your physician in the event that any of these symptoms persist or become troubling or if there are any questions regarding these:

Incidence unknown

  • Bloated
  • Gas or excess air can be found within the stomach, or the intestines
  • full feeling
  • passing gas
  • abdominal or intestinal cramps

Other adverse side effects that are not listed could also be present in certain patients. If you observe any other symptoms, consult with your doctor.

Consult your physician to seek medical advice on possible side effects. You can report any adverse reactions to the FDA at 1-800-FDA-1088

More details

Always consult your doctor to make sure the information presented on this page is applicable to your specific situation.

Read Next Article

PHP Code Snippets Powered By : XYZScripts.com