Terazosin is used to relieve symptoms of benign prostate enlargement, such as difficulty urinating, a weak stream of urine, or frequent urination. In addition, this drug can also be used to control blood pressure in hypertension.

Terazosin is an alpha blocker drug. This drug works by relaxing or relaxing the prostate gland and bladder muscles, so that urine flows more smoothly. This drug can dilate blood vessels so that blood flows more smoothly and blood pressure decreases.

Terazosin trademarks : Hytrin, Hytroz, Terazosin HCL

What is Terazosin

class Prescription drug
Category Alpha blockers ( alpha blockers )
Benefit Relieves symptoms of benign prostate enlargement or treats hypertension
Consumed by Mature
Terazosin for pregnant and lactating women Category C: Studies in experimental animals show an adverse effect on the fetus, but there are no controlled studies in pregnant women. The drug should only be used if the expected benefit outweighs the risk to the fetus.

It is not known whether terazosin is absorbed into breast milk or not. If you are breastfeeding, do not use this medicine without consulting your doctor first.

Drug form Tablet

Warning Before Consuming Terazosin

Terazosin should only be consumed according to a doctor's prescription. Pay attention to the following things before taking terazosin:

  • Tell your doctor about any history of allergies you have. This drug should not be given to patients who are allergic to terazosin and other alpha-blocking drugs, such as alfuzosin .
  • Tell your doctor if you have or currently have angina , low blood pressure (hypotension), heart disease, kidney disease, cataracts , glaucoma, or prostate cancer .
  • 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 terazosin if you are planning to have surgery, including eye or dental surgery.
  • Do not drive a vehicle or do activities that require alertness while taking terazosin, because this drug can cause dizziness.
  • Immediately see a doctor if you experience a drug allergic reaction, serious side effects, or an overdose after taking terazosin.

Dosage and Rules for Use Terazosin

The dose of terazosin given by doctors can be different for each patient, depending on the condition being treated and the patient's response to the drug. In general, the following is the dose of terazosin for adult patients:

Condition: Benign prostatic enlargement or benign prostatic hyperplasia (BPH)

  • Initial dose: 1 mg, 1 time a day consumed before bedtime. The dose may be increased weekly depending on the body's response.
  • Maintenance dose: 5–10 mg once daily.

Condition: Hypertension

  • Initial dose: 1 mg, 1 time a day consumed before bedtime. Dosage can be increased every week depending on the body's response.
  • Maintenance dose: 2–10 mg once daily. Maximum dose of 20 mg divided into 1-2 doses.

How to Take Terazosin Properly

Follow the doctor 's recommendations and read the instructions on the drug packaging before taking terazosin. Do not increase or decrease your dose without consulting your doctor.

Take terazosin regularly at the same time every day so that the drug's effect is maximized. Terazosin can be taken before or after meals. Do not stop taking terazosin even though your condition has improved, except on doctor's advice.

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

One of the side effects that can occur after consuming terazosin is dizziness. To reduce the risk of these side effects, you should not rush to get up after taking the drug if you were previously in a sitting position.

Store terazosin in a cool and dry place away from direct sunlight. Keep this drug out of reach of children.

Terazosin Interactions with Other Drugs

Drug interaction effects that can occur when terazosin is used with certain drugs include:

  • Increased risk of side effects when used with diuretics or ACE inhibitors
  • Increased risk of developing hypotension when used with phosphodiesterase type 5 (PDE5) inhibitors , such as sildenafil , avanafil, tadalavil , or vardenafil
  • Increased blood pressure lowering effect when used with antihypertensive drugs or verapamil

Side Effects and Dangers of Terazosin

Side effects that can arise after consuming terazosin are:

  • Dizziness or feeling lightheaded
  • Fatigue
  • Headache
  • Nauseous
  • Drowsiness
  • Blurred vision
  • Nasal congestion

Check with your doctor if the side effects above don't improve or get worse. Immediately see a doctor if you experience an allergic drug reaction or serious side effects, such as:

  • Irregular , fast, or pounding heartbeats
  • Swelling in the hands or feet
  • Tingling or numbness in hands or feet
  • Faint
  • Penile erection is prolonged and painful
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