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Aldomet

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Aldomet

Discontinued Warning IconPlease Note: This Brand Name drug is no longer available in the US.
(Generic versions may still be available.)

Aldomet Side Effects Center

Medical Editor: John P. Cunha, DO, FACOEP

Aldomet (methyldopa) is used to treat hypertension (high blood pressure). It is an antihypertensive drug. The brand name Aldomet is discontinued in the U.S. Generic forms may still be available. Common side effects include dizziness, drowsiness, headache, nasal congestion, and weakness, especially when starting this medication and when dosage is increased.

The usual starting dosage of methyldopa is 250 mg two or three times a day in the first 48 hours, and the maintenance dose is 500 mg to 2 g in two to four doses. Methyldopa may interact with monoamine oxidase inhibitors (MAOIs), lithium, haloperidol, levodopa, tolbutamide, respiratory medicines, beta-blockers, phenothiazines, barbiturates, or tricyclic antidepressants. Tell your doctor all medications you use. Tell your doctor if you are pregnant before using methyldopa. This medication passes into breast milk. While there have been no reports of harm to nursing infants, consult your doctor before breast-feeding.

Our Aldomet (methyldopa) Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is Patient Information in Detail?

Easy-to-read and understand detailed drug information and pill images for the patient or caregiver from Cerner Multum.

Aldomet in Detail - Patient Information: Side Effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have a serious side effect such as:

  • slow heart rate;
  • pale or yellowed skin, fever, confusion or weakness;
  • nausea, upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);
  • skin rash, bruising, severe tingling, numbness, pain, muscle weakness;
  • feeling short of breath, even with mild exertion;
  • swelling in your hands, ankles, or feet;
  • easy bruising, unusual bleeding (nose, mouth, vagina, or rectum), purple or red pinpoint spots under your skin; or
  • muscle movements you cannot control.

Less serious side effects may include:

  • weight gain;
  • drowsiness, dizziness, weakness;
  • headache;
  • joint pain or swelling, muscle pain;
  • dry mouth;
  • vomiting, stomach pain;
  • swollen or "black" tongue;
  • constipation, diarrhea, bloating, gas;
  • depressed mood, unusual thoughts, nightmares;
  • numbness or tingly feeling;
  • stuffy nose;
  • missed menstrual periods; or
  • breast swelling or discharge.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Read the entire detailed patient monograph for Aldomet (Methyldopa) »

What is Patient Information Overview?

A concise overview of the drug for the patient or caregiver from First DataBank.

Aldomet Overview - Patient Information: Side Effects

SIDE EFFECTS: Dizziness, lightheadedness, drowsiness, headache, stuffy nose, and weakness may occur as your body adjusts to the medication. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

To reduce the risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Tell your doctor right away if you have any serious side effects, including: swelling ankles/feet, unexplained/sudden weight gain, fainting, muscle spasms/uncontrolled muscle movements, missed/stopped periods, decreased sexual desire/ability, increased breast size (in men), mental/mood changes (such as depression).

Methyldopa has rarely caused very serious (rarely fatal) liver disease or low red blood cell count (anemia). Tell your doctor right away if you develop any symptoms of liver disease or anemia, including: unusual tiredness, fast heartbeat, unexplained fever, dark urine, persistent nausea/vomiting, severe stomach/abdominal pain, yellowing eyes/skin.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

Read the entire patient information overview for Aldomet (Methyldopa)»

What is Prescribing information?

The FDA package insert formatted in easy-to-find categories for health professionals and clinicians.

Aldomet FDA Prescribing Information: Side Effects
(Adverse Reactions)

SIDE EFFECTS

Sedation, usually transient, may occur during the initial period of therapy or whenever the dose is increased. Headache, asthenia, or weakness may be noted as early and transient symptoms. However, significant adverse effects due to ALDOMET (methyldopa) have been infrequent and this agent usually is well tolerated.

The following adverse reactions have been reported and, within each category, are listed in order of decreasing severity.

Cardiovascular: Aggravation of angina pectoris, congestive heart failure, prolonged carotid sinus hypersensitivity, orthostatic hypotension (decrease daily dosage), edema or weight gain, bradycardia.

Digestive: Pancreatitis, colitis, vomiting, diarrhea, sialadenitis, sore or "black" tongue, nausea, constipation, distension, flatus, dryness of mouth.

Endocrine: Hyperprolactinemia.

Hematologic: Bone marrow depression, leukopenia, granulocytopenia, thrombocytopenia, hemolytic anemia; positive tests for antinuclear antibody, LE cells, and rheumatoid factor, positive Coombs test.

Hepatic: Liver disorders including hepatitis, jaundice, abnormal liver function tests (see WARNINGS).

Hypersensitivity: Myocarditis, pericarditis, vasculitis, lupus-like syndrome, drug-related fever, eosinophilia.

Nervous System/Psychiatric: Parkinsonism, Bell's palsy, decreased mental acuity, involuntary choreoathetotic movements, symptoms of cerebrovascular insufficiency, psychic disturbances including nightmares and reversible mild psychoses or depression, headache, sedation, asthenia or weakness, dizziness, lightheadedness, paresthesias.

Metabolic: Rise in BUN.

Musculoskeletal: Arthralgia, with or without joint swelling; myalgia.

Respiratory: Nasal stuffiness.

Skin: Toxic epidermal necrolysis, rash.

Urogenital: Amenorrhea, breast enlargement, gynecomastia, lactation, impotence, decreased libido.

Read the entire FDA prescribing information for Aldomet (Methyldopa) »

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Aldomet - User Reviews

Aldomet User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Aldomet sorted by most helpful. Patient Discussions FAQs

Report Problems to the Food and Drug Administration

 

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.


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