TO Prazosin 2mg Tablet

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Prescription Required

Complete your checkout to get your prescription approved. A doctor will contact you within 30 minute(s) after payment.

Overview

TO Prazosin 2mg Tablet contains Prazosin 2mg (as prazosin hydrochloride) and is available as a tablet. It is classified as a prescription medicine and may only be obtained with a valid prescription from a registered medical practitioner.

Only product, safety and handling information is published here. Anything beyond that is explained to you directly by your doctor or pharmacist as part of your consultation.

DoctorOnCall is a licensed online pharmacy. Orders for TO Prazosin 2mg Tablet are processed only after a doctor has assessed your suitability and issued a prescription, and every order is checked by a registered pharmacist before it is sent out.

Directions for Use

Take the first dose at bedtime, as this medicine can cause a sudden drop in blood pressure on standing, especially with the first dose. Take subsequent doses as directed by your doctor, with or without food.

Dosage

Treatment usually starts with a low dose given at bedtime to reduce the risk of dizziness, which your doctor may gradually increase based on your response; do not adjust the dose yourself.

Shelf Life

Refer to the expiry date printed on the packaging.

Storage Instructions

Store below 30°C in a dry place, away from direct sunlight and out of reach of children.

Side Effects

  • Dizziness or lightheadedness
  • Headache
  • Fatigue or weakness
  • Nausea
  • Swelling in legs or ankles
  • Sleep disturbances or vivid dreams
  • Palpitations

Contraindications

  • Known hypersensitivity to prazosin or other quinazoline compounds

Drug / Food Interactions

  • Other blood pressure medicines: may cause an additive drop in blood pressure, especially with the first dose.
  • PDE5 inhibitors (such as sildenafil or tadalafil): combined use can cause a significant drop in blood pressure – use caution and dose spacing as advised by your doctor.
  • Alcohol: may increase dizziness and the blood-pressure-lowering effect.
  • Inform your doctor of all medicines you are taking, including those for erectile dysfunction.

Quick Tips

  • Take the first dose at bedtime and avoid activities that require alertness for the first few hours, as a sudden drop in blood pressure can occur, especially with the first dose.
  • Rise slowly from sitting or lying down to reduce dizziness, particularly when starting treatment or after a dose increase.
  • If you are also using a medicine for erectile dysfunction, tell your doctor, as combining it with this medicine requires caution.
  • Do not drive or operate machinery until you know how this medicine affects you.

Frequently Asked Questions

Is TO Prazosin 2mg Tablet a prescription medicine?

Yes. TO Prazosin 2mg Tablet is a prescription-only medicine (POM). It can only be supplied against a valid prescription written by a registered doctor, and it should be used only by the person named on the prescription label.

What does TO Prazosin 2mg Tablet contain?

TO Prazosin 2mg Tablet is supplied as a tablet and contains Prazosin 2mg (as prazosin hydrochloride). The full composition is listed in the Composition section on this page and on the product packaging.

Why is there no information here about what TO Prazosin 2mg Tablet is for?

Malaysian rules for prescription medicines limit public product pages to product, safety and handling information. Your doctor decides whether this medicine is appropriate for you and will explain it during your consultation, and your pharmacist can answer further questions when the medicine is dispensed.

How should I take TO Prazosin 2mg Tablet?

Follow your doctor’s instructions and the directions on the dispensing label without changing them. If anything on the label is unclear, check with your pharmacist before taking the first dose, and read the Directions for Use section on this page.

What should I do if I miss a dose?

Take it as soon as you remember, unless your next dose is nearly due. In that case skip the missed dose and carry on with your usual schedule. Never take two doses together to make up for a missed one. If you miss doses often, tell your doctor or pharmacist.

How should I store TO Prazosin 2mg Tablet?

Store below 30°C in a dry place, away from direct sunlight and out of reach of children. Keep it in the original pack until use, and do not use it after the expiry date printed on the packaging.

What should I do if I notice side effects?

Tell your doctor or pharmacist about any reaction that concerns you, and seek medical care immediately for signs of a severe reaction such as difficulty breathing, swelling of the face, lips or throat, or a widespread rash. Reported reactions are listed in the Side Effects section on this page.

Can I stop taking TO Prazosin 2mg Tablet on my own?

No. Speak to your doctor before stopping, pausing or changing the dose, even if you feel well or think you no longer need the medicine.

How do I get a prescription for TO Prazosin 2mg Tablet?

Customers in Malaysia can complete an online consultation with a DoctorOnCall doctor, who decides whether a prescription is appropriate, or upload a valid prescription already issued by their own doctor.

Orders going to Singapore are dispatched from Malaysia as an international delivery, so you need to hold a valid prescription or doctor’s letter for the medicine. Check the consultation and prescription upload options shown at checkout for your delivery address before placing the order.

How long will delivery take?

Within Malaysia, standard delivery takes 3 to 5 working days. Same-day delivery is available in the Klang Valley for orders placed before 12pm; orders placed after 12pm arrive by the end of the next day.

Orders to Singapore are sent as international deliveries and take 5 to 9 working days. A lump-sum shipping and handling fee applies to every overseas delivery and is shown at checkout.

What payment methods can I use?

Customers in Malaysia can pay by FPX online banking, credit or debit card (Visa and Mastercard), and supported e-wallets including Touch ‘n Go eWallet, GrabPay and ShopeePay.

FPX and local e-wallets are tied to Malaysian bank and wallet accounts, so if your delivery address is in Singapore, use the payment options displayed at checkout for that address rather than assuming the same list applies.

Can TO Prazosin 2mg Tablet be delivered to Singapore?

Yes. DoctorOnCall ships to Singapore as an international order dispatched from Malaysia, arriving in 5 to 9 working days with a lump-sum shipping and handling fee.

Singapore’s Health Sciences Authority (HSA) allows personal imports of up to three months’ supply of a medicine for your own use or an immediate family member’s, as long as it contains no controlled drugs, psychotropic substances or prohibited items. Keep the product in its original labelled packaging and keep a copy of your prescription or doctor’s letter with it. Quantities above three months’ supply, and medicines containing controlled substances, require prior HSA approval.

Is TO Prazosin 2mg Tablet registered with the authorities?

Products listed on DoctorOnCall are registered with Malaysia’s Ministry of Health for supply in Malaysia, and each pack carries its MAL registration number.

An order delivered to Singapore arrives as a personal import of a Malaysia-registered product; HSA product registration is not required for personal-use quantities, but it is also not the same as a product registered for sale in Singapore. If you need a locally registered Singapore product, buy it from a pharmacy in Singapore.

Who do I contact if there is a problem with my order?

DoctorOnCall’s customer care team handles order, delivery and product queries through the contact channels on the site, including WhatsApp and the online help centre.

For deliveries to Singapore, allow more time before chasing an order than you would for a local Malaysian delivery, as the parcel passes through customs clearance and tracking updates can appear later in the journey.

Ingredients / Active Ingredients

  • Prazosin 2mg (as prazosin hydrochloride)

Safety Advice

Pregnancy

Safe If Prescribed

This medicine should only be used during pregnancy if prescribed by a doctor after careful evaluation.

Breastfeeding

Limited Data

Limited data on excretion in breast milk. Consult a doctor before use.

Kidney

Use With Care

Use cautiously. Dose adjustment or monitoring may be required.

Liver

Use With Care

Use cautiously. Liver function monitoring may be required.

Alcohol

Use With Care

Caution is advised when consuming alcohol with this medicine.

Driving

Use With Care

Use caution while driving until you know how this medicine affects you.

Medical Review

Written by:

Dr. Chong Zhan Pong

Doctor of Medicine (MD), International Medical University (IMU)

Reviewed by:

Dr. Mohd Izzat Amir Bin Awang

Doctor of Medicine (MD), University of Mansoura - Manchester

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