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Composition for ALPHADOPA

Methyldopa(500 mg)

food interaction for ALPHADOPA

alcohol interaction for ALPHADOPA

pregnancy interaction for ALPHADOPA

lactation interaction for ALPHADOPA

It can be taken with or without food, but it is better to take Alphadopa 500 mg tablet at a fixed time.
Avoid Alphadopa 500 mg tablet with high protein meals such as cottage cheese, Swiss cheese, protein powder, eggs and milk.
Alphadopa 500 mg tablet may cause excessive drowsiness and calmness with alcohol.
Alphadopa 500 mg tablet may be unsafe to use during pregnancy.
Either animal studies have shown adverse effect on fetus and there are no human studies or studies in human and animals are not available. It should be given only if potential benefits justifies risk to the fetus. Please consult your doctor.
Alphadopa 500 mg tablet is probably safe to use during breastfeeding. Please consult your doctor.


Methyldopa(500 mg)


Alphadopa 500 mg tablet is used to treat high blood pressure (hypertension).

How it works

Alphadopa 500 mg tablet belongs to a group of medicines called antihypertensives. It reduces elevated blood pressure by relaxing and dilating (widening) blood vessels.

Common side effects

Nightmare, Depression, Paralysis, Abdominal bloating, Abdominal pain, Abnormal blood test, Abnormal production of milk, Absence of menstrual periods, Decreased red blood cell count, Anemia, Abnormal breast enlargement in male, Bruise, Bleeding time prolongation, Confusion, Constipation, Diarrhoea, Dizziness, Lightheadedness, Decreased blood pressure, Fainting, Dry mouth, Flatulence, Weakness, Headache, Ejaculation disorder, Impotence, Muscle pain, Black tongue, Sore tongue, Swelling of salivary glands, Tingling sensation, Uncoordinated body movements, Vomiting, Water retention, Swelling, Weight gain


No substitutes found

Expert advice for ALPHADOPA

  • Do not take methyldopa if you ever had or have any allergy to methyldopa, or to any of the other ingredients.
  • Avoid taking methyldopa if you have high blood pressure due to a tumor near your kidney called ‘phaeochromocytoma’.
  • Do not take methyldopa if you have liver or kidney disease, or depression.
  • Do not take methyldopa if you are pregnant, planning to become pregnant or breast-feeding.
  • Do not drive or use any tools or machines as you may feel drowsy or light-headed while taking methyldopa. 
  • Do not drink alcohol while you are using methyldopa.
  • Methyldopa may affect the results of certain laboratory tests: regular checks (before the start of treatment and 6-12 weeks later) may be carried out on blood cells and liver function.

Frequently asked questions for ALPHADOPA


Q. Is methyldopa a beta blocker/ blood thinner/ diuretic/ calcium channel blocker?
Methyldopa is an alpha-2 receptor agonist. It is not a beta blocker, blood thinner, diuretic or calcium channel blocker.

Q. Can I take ibuprofen/ paracetamol/ aspirin/ melatonin with methyldopa?
Methyldopa is known to interact with NSAIDs such as ibuprofen, paracetamol, aspirin. However, there is no known interaction with melatonin. Always consult your doctor regarding its use.

Q. Does methyldopa cause weight gain/ make you tired/ lower heart rate/ hair loss/ birth defects/ dry mouth/ swelling?
Methyldopa is known to cause tiredness, dry mouth and swelling. However it does not cause weight gain, lower heart rate, cause birth defects. Please consult your doctor if you experience such side effects.


Content on this page was last updated on 20 June, 2016, by Dr. Varun Gupta (MD Pharmacology)