Megace ES (Oral)

Generic name:megestrol (oral route) [ me-JES-trol-AS-e-tate ]
Drug classes:Hormones / antineoplastics, Progestins

Medically reviewed by Drugs.com. Last updated on Feb 7, 2022.

Commonly used brand name(s)

In the U.S.

• Megace
• Megace ES

In Canada

• Megace Os

Available Dosage Forms:

• Tablet
• Suspension

Therapeutic Class: Endocrine-Metabolic Agent

Pharmacologic Class: Megestrol

Uses for Megace ES

Megestrol tablet is used to treat advanced cancer of the breast or uterus in patients whose cancer has already spread, come back, or cannot be treated with surgery. Megestrol oral liquid is also used to treat anorexia, cachexia, or unexplained weight loss in patients with acquired immunodeficiency syndrome (AIDS).

This medicine is available only with your doctor's prescription.

Before using Megace ES

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine 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.

Pediatric

Appropriate studies have not been performed on the relationship of age to the effects of megestrol in the pediatric population. Safety and efficacy have not been established.

Geriatric

Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of megestrol in the elderly. However, elderly patients are more likely to have age-related liver, kidney, or heart problems, which may require caution and an adjustment in the dose for patients receiving this medicine.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Interactions with medicines

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 this medicine, 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 this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.

• Dofetilide

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both med...