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February 10, 2012
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methyldopa injection

GENERIC NAME: METHYLDOPA INJECTION (meth-ill-DOPE-uh)

Medication Uses | How To Use | Side Effects | Precautions | Drug Interactions | Overdose | Notes | Missed Dose | Storage | Medical Alert

USES: This drug is used for high blood pressure (hypertension).

HOW TO USE: Use this medication exactly as prescribed. Try to use it at the same time(s) each day. It is important to continue using this medication even if you feel well. Most people with high blood pressure do not feel sick. Do not stop using this medication without consulting your doctor. Some conditions may become worse when the drug is abruptly stopped. Your dose may need to be gradually decreased.

SIDE EFFECTS: Dizziness, drowsiness, headache, gas, dry mouth, fatigue, and stomach upset may occur. If any of these symptoms persist or worsen, inform your doctor. Inform your doctor if you develop: chest pain, depression, severe stomach cramps, unusual bleeding or bruising, yellowing of the skin or eyes, rash. In the unlikely event you have a serious allergic reaction to this drug, seek immediate medical attention. Symptoms of a serious allergic reaction include: rash, itching, swelling, severe dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.

PRECAUTIONS: Tell your doctor your medical history, especially of: liver problems, any allergies. To avoid dizziness and lightheadedness when rising from a seated or lying position, get up slowly. Alcohol may increase the drowsy/dizzy effects of this drug. Limit alcohol intake. Before using this drug, tell your doctor if you are pregnant. Methyldopa is excreted into breast milk. Though there have been no reports (to date) of harm to nursing infants, consult your doctor before breast-feeding.

DRUG INTERACTIONS: Inform your doctor about all the drugs you may use (both prescription and nonprescription), especially of: lithium, MAO inhibitors (e.g., furazolidone, linezolid, moclobemide, phenelzine, procarbazine, selegiline), levodopa, antidepressants, iron supplements, other blood pressure drugs. Avoid any drugs that increase your heart rate (decongestants phenylephrine, pseudoephedrine and phenylpropanolamine are examples). These drugs are commonly found in cough-and-cold products. Consult your pharmacist or doctor before using cough-and-cold products. Caffeine may also increase your blood pressure. Caffeine can be found in some nonprescription diet medications, in colas, coffee and tea. Do not start or stop any medicine without doctor or pharmacist approval.




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      • High blood pressure, also known as hypertension, is a repeatedly elevated blood pressure exceeding 140 over 90 mmHg -- a systolic pressure above 140 with a diastolic pressure above 90. There are two causes of high blood pressure, primary and secondary. Primary high blood pressure is much more common that secondary and its basic causes or underlying defects are not always known. It is known that a diet high in salt increases the risk for high blood pressure, as well as high cholesterol. Genetic factors are also a primary cause. Secondary high blood pressure is generally caused by another condition such as renal hypertension, tumors, and other conditions. Treatment for high blood pressure is generally lifestyle changes and if necessary, diet.
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      • Prolactinoma is an adenoma (benign tumor) of the pituitary gland. Causes of many prolactinomas are unknown. Symptoms in women include changes in menstruation and infertility, decreased libido, or painful intercourse due to vaginal dryness. The most common symptom in men is impotence (erectile dysfunction). Treatment of prolactinomas are medication or surgery.
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methyldopa injection

What is a prolactinoma (pituitary tumor)?

A prolactinoma is a benign tumor (called an adenoma) of the pituitary gland. A prolactinoma produces an excessive amount of the hormone prolactin. Prolactin is a natural hormone which supports a woman's normal lactation (breastfeeding). Prolactinomas are the most common type of pituitary tumor. Symptoms of prolactinoma are caused by pressure of the tumor on surrounding tissues or by excessive release of prolactin from the tumor into the blood (causing a condition known as hyperprolactinemia).

What is the normal function of prolactin?

Prolactin stimulates the breast tissues to enlarge during pregnancy. After delivery of the baby, the mother's prolactin level falls unless she breastfeeds her infant. Each time the baby nurses from the breasts, prolactin levels rise to maintain milk production.

What is the pituitary gland?

Sometimes called the master gland, the ...

Read the Prolactinoma (Pituitary Tumor) article »


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