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Regest 40 Tablet

Tablet
Rs.259for 1 strip(s) (10 tablets each)
1
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Composition FOR Regest 40mg Tablet

Megestrol(40mg)

food interaction for Regest Tablet

alcohol interaction for Regest Tablet

pregnancy interaction for Regest Tablet

lactation interaction for Regest Tablet

food
alcohol
pregnancy
lactation
Regest 40 Tablet may be taken with or without food.
None
CAUTION
It is not known whether it is safe to consume alcohol with Regest 40 Tablet. Please consult your doctor.
CONSULT YOUR DOCTOR
Regest 40 Tablet is highly unsafe during pregnancy. It can cause serious harm to the unborn baby, including birth defects and pregnancy loss. Do not use this medicine if you are pregnant or planning to become pregnant.
UNSAFE
Regest 40 Tablet is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.
UNSAFE

SALT INFORMATION FOR Regest 40mg Tablet

Megestrol(40mg)

Regest tablet uses

{med_name} is used in Anorexia, Cachexia and weight loss.

How regest tablet works

Regest 40 Tablet is a synthetic derivative of the hormone progesterone. It is believed to act through hormonal pathways that influence appetite regulation and metabolism, leading to increased food intake and subsequent weight gain in patients with cancer- or AIDS-related anorexia, cachexia, or significant weight loss.

Common side effects of regest tablet

Nausea, Diarrhea, Impotence, Rash, Flatulence, High blood pressure, Weakness

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Expert advice FOR Regest Tablet

  • Take Megestrol exactly as prescribed. Do not change the dose or stop suddenly without medical advice.
  • Attend regular follow-up visits to monitor weight, appetite, and overall response to treatment.
  • Monitor blood sugar levels if you have diabetes, as the medicine may worsen or trigger high blood sugar.
  • Inform your doctor immediately if you experience dizziness, weakness, nausea, or low blood pressure, especially after long-term use.
  • Use effective contraception during treatment and inform your doctor if pregnancy occurs.

Frequently asked questions FOR Regest 40mg Tablet

Megestrol

Q. What is Regest 40 Tablet used for?
Regest 40 Tablet is used for the treatment of anorexia, cachexia, or unexplained, significant weight loss in patients with cancer or acquired immunodeficiency syndrome (AIDS). These conditions involve poor appetite and progressive weight loss associated with serious illness. The medicine helps improve appetite and support weight gain in affected patients.
Q. How does Regest 40 Tablet help with weight gain?
Regest 40 Tablet works by stimulating appetite, which helps increase food intake. The exact mechanism by which it improves appetite and body weight is not fully understood. Its hormonal activity is believed to influence appetite regulation, leading to gradual weight gain in some patients.
Q. How long does it take to see results?
Improvements in appetite and weight gain have been observed within weeks in clinical studies, although response varies between individuals. Some patients may notice appetite improvement earlier than weight gain. Regular follow-up with your doctor is important to assess treatment response.
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Q. Can Regest 40 Tablet affect blood sugar levels?
Yes, Regest 40 Tablet has been associated with new-onset diabetes and worsening of preexisting diabetes. It may increase blood glucose levels, particularly with long-term use. Patients with diabetes should monitor their blood sugar closely and inform their doctor of any unusual symptoms, such as increased thirst or frequent urination.
Q. Can Regest 40 Tablet affect the adrenal glands?
Yes, long-term use of Regest 40 Tablet may suppress adrenal gland function. Cases of adrenal insufficiency have been reported, especially during stress such as surgery or infection. Symptoms like weakness, dizziness, nausea, or low blood pressure should be reported promptly.
Q. Is Regest 40 Tablet safe during pregnancy?
Regest 40 Tablet is contraindicated in known or suspected pregnancy because it may cause harm to the unborn baby. Women of childbearing potential should use effective contraception while taking this medicine. If pregnancy occurs during treatment, the doctor should be informed immediately.
Q. Can Regest 40 Tablet increase the risk of blood clots?
Yes, thromboembolic events such as thrombophlebitis and pulmonary embolism have been reported with Regest 40 Tablet use. Patients with a history of blood clots should use the medicine with caution. Seek immediate medical care if you experience chest pain, shortness of breath, or swelling in one leg.
Q. Is Regest 40 Tablet meant to prevent weight loss before it happens?
No, Regest 40 Tablet is not intended for prophylactic use to avoid weight loss. It is prescribed only after significant weight loss, anorexia, or cachexia has developed. The medicine should be used under medical supervision after appropriate evaluation.

Content on this page was last updated on 11 February, 2026, by Dr. Mekhala Chandra (MD, MBBS)