Doxazosin - Benefits, dosage and side effects

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Doxazosin - Benefits, dosage and side effects
Doxazosin - Benefits, dosage and side effects

Doxazosin is a drug to relieve complaints and symptoms of benign prostate hyperplasia (BPH). This drug can also be used to treat hypertension

Doxazosin belongs to the class of alpha-blocking drugs. This drug works by blocking alpha receptors in the bladder and prostate gland, so muscle tension can be reduced and urine flow is smoother.

Doxazosin - allodokter

As an antihypertensive, doxazosin will dilate blood vessels so that blood flow can be smoother and blood pressure will decrease.

Doxazosin Trademark: Cardura, Doxazosin Mesilate, Tensidox

What is Doxazosin

Class Prescription drugs
Categories alpha blockers (alpha-1 adrenergic blockers)
Benefits Relieve symptoms of benign prostate enlargement and treat hypertension
Consumed by Adult
Doxazosin for pregnant and lactating women Category C: Animal studies have shown adverse effects on the fetus, but there are no controlled studies in pregnant women. Drugs should only be used if the expected benefit outweighs the risk. to the fetus.

Doxazosin can be absorbed into breast milk. If you are breastfeeding, do not use this medicine without consulting your doctor first.

Medicine form Tablets

Warning Before Taking Doxazosin

Doxazosin should only be consumed according to a doctor's prescription. Before you take doxazosin, note the following:

  • Tell your doctor about any allergies you have. This drug should not be given to patients who are allergic to doxazosin and other alpha-blocking drugs, such as alfuzosin.
  • Tell your doctor if you have or have recently had low blood pressure (hypotension), chest pain (angina), or a heart attack.
  • Tell your doctor if you have constipation, gastrointestinal disease, glaucoma, heart failure, kidney disease, or urinary problems, such as difficulty or inability to urinate.
  • Tell your doctor if you are pregnant, breastfeeding, or planning a pregnancy.
  • Tell your doctor if you are taking certain medications, supplements or herbal products.
  • Tell your doctor that you are taking doxazosin if you plan to have any surgery, including dental and eye surgery.
  • Do not drive a vehicle or do activities that require alertness while taking doxazosin, as this drug can cause dizziness.
  • See your doctor immediately if you experience an allergic reaction to the drug, serious side effects, or an overdose after taking doxazosin.

Doxazosin Dosage and Instructions

Doxazosin dose given by the doctor can be different for each patient, depending on the condition to be treated. But in general, here are the doxazosin dosages for adults:

Condition: Enlarged prostate gland or benign prostatic hyperplasia (BPH)

  • Initial dose: 1 mg, 1 time a day, taken before bed. The dose may be increased after 1–2 weeks, depending on the body's response.
  • Maintenance dose: 2–4 mg per day. The maximum dose is 8 mg per day.

Condition: Hypertension

  • Initial dose: 1 mg, 1 time a day taken before bed. The dose can be doubled after 1–2 weeks, depending on the body's response.
  • Maintenance dose: 1-4 mg, 1 time a day. The maximum dose is 16 mg per day.

How to Take Doxazosin Correctly

Follow the doctor's advice and read the instructions on the medicine package before taking doxazosin. Do not increase or decrease the dose without consulting your doctor.

Consume doxazosin regularly at the same time every day so that the effect of the drug is maximized. Doxazosin can be taken before or after meals.

If you forget to take doxazosin, take it immediately if the break with the next consumption schedule is not too close. When it's close, ignore it and don't double the dose.

Sometimes, taking doxazosin can cause dizziness. Therefore, do not rush to stand up after you have taken doxazosin.

To help control blood pressure, you are also recommended to adopt a he althy lifestyle, such as regular exercise, limiting the consumption of foods high in s alt and fat, and maintaining an ideal body weight.

Store doxazosin in a closed container in a cool and dry place away from direct sunlight. Keep this medicine out of reach of children.

Doxazosin Interaction with Other Drugs

The following are drug interactions that can occur when doxazosin is used with certain drugs:

  • Increased risk of severe hypotension when used with phosphodiesterase type 5 (PDE5) inhibitors, such as sildenafil, vardenafil, tadalavil, or avanafil
  • Increased blood pressure lowering effect when used with other alpha-blocking drugs, such as prazosin

Side Effects and Dangers of Doxazosin

Side effects that can occur after taking doxazosin are:

  • Dizziness and feeling of floating
  • Sleepy
  • Headache
  • Unusual tiredness
  • Weight increased

Consult your doctor if the side effects mentioned above don't get better or get worse. See a doctor immediately if you experience an allergic reaction to a drug or serious side effect, such as:

  • Shortness of breath, swollen hands and feet, irregular heartbeat, or chest pain
  • Yellowing of the eyes and skin (jaundice), dark urine, or severe stomach pain
  • Fever or sore throat that doesn't get better
  • Easy to bruise
  • Dizzy so heavy that I want to faint
  • Prolonged and painful erection

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