Megestrol
SHARE
Molecule Summary
| Uses | Breast cancer, Loss of appetite |
| Therapy | Anti-Neoplastic, Drugs For Aids Associated Anorexia |
| Side Effects | Allergic reactions like swelling of the face, skin rash, difficulty breathing, Decreased sexual desire, Flatulence, Difficulty falling or staying asleep, Unexpected vaginal bleeding, Impotence |
Medicines
available
19k pincodes
Molecule Description
Megestrol (megestrol acetate) belongs to a group of medicines called progestogens and is used to treat certain types of hormone-dependent cancer, which include cancer of the breast. It can reduce the uneasiness caused due to the advanced stage of endometrial and breast cancer. It may also be used to treat certain symptoms of AIDS.
Uses
- Hormone-dependent cancers such as breast cancer
- Loss of appetite
- Severe weight loss
Contraindications
When should one not use Megestrol
- Allergy to megestrol acetate or any other ingredients of Megestrol
- Thrombophlebitis (blood clots)
Side effects
Common side effects of this drug are:
- Allergic reactions like swelling of the face, skin rash, difficulty breathing
- Decreased sexual desire
- Flatulence
- Difficulty falling or staying asleep
- Unexpected vaginal bleeding
- Impotence
Precautions and Warnings
Pregnancy
Breast Feeding
Driving
Alcohol
Other General Warnings
Talk to your doctor if
- You have allergies to megestrol acetate or any other ingredients of Megestrol
- You have or have ever had blood clots, liver or kidney problems
- You are going to have surgery, including dental surgery
- You are over 65 years
- You have a history of stroke
- You have diabetes
Mode of Action
How Does It Work?
Megestrol acetate belongs to the progestin group of medications. Antitumour activity of megestrol acetate involves suppressing luteinising hormone and oestrogen release from the anterior pituitary gland. This anti-gonadotropic activity helps against cancer cells.
Interactions
Interactions with other medicines
- Concomitant use of Megestrol acetate with warfarin increases the chances of adverse effects of the medicine
- Concomitant use of dofetilide with megestrol will increase blood levels of dofetilide, which is harmful to the function of the heart
- Concomitant use of megestrol with immunosuppressive medicine like filgotinib will increase the chances of microbial infections
Dosage
Overdose
Please go to the emergency department closest to you in case of overdose. In addition, please carry the product package with you to provide the doctor treating you with the necessary details.
Missed a Dose
If you miss a dose, please take it as soon as you realise it. Then, please skip the missed dose and take the next one if it is time for your next dose. Do not take two doses at a time.
Frequently Asked Questions (FAQs)
Articles
View AllDid you find this helpful?
References:
- MedlinePlus - Health Information from the National Library of Medicine [Internet]. Megestrol: medlineplus drug information; [cited 3 June 2026].
- PubMed [Internet]. Upper gastrointestinal bleeding in a male patient taking megestrol acetate and rivaroxaban: a case report - pubmed; [cited 3 June 2026].
- PubMed Central (PMC) [Internet]. Prevention of torsade de pointes in hospital settings [cited 3 Jun 2026]
- Manikkuttiyil C, Nguyen H. Megestrol. [Updated 2023 Jun 26]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing [cited 3 June 2026].
- National Center for Biotechnology Information (2025). PubChem Compound Summary for CID 19090, Megestrol [cited 3 June 2026].
Explore More at Pharmeasy
Why trust PharmEasy?
# ONE OF INDIA'S MOST TRUSTED HEALTHCARE PLATFORM
CODAvailable
100%Genuine Medicine
30 DAYReturn Policy









