Colonoscopy is an important examination to check the health of the colon,
and for this, the process of emptying the intestines is essential.
Plenvu Powder is an effective laxative,
and is widely used as a drug for preparing colonoscopy.
In this article, we will explain how to take Plenvu, the role of its ingredients,
how to take it, and precautions
in an accurate
and easy-to-understand manner.
What is Plenvu Powder? Essential laxative before colonoscopy
Plenvu Powder is an oral laxative used to clean the intestines before colonoscopy.
It provides a powerful intestinal cleansing effect even with a small dose (1L in total),
and has the advantage of being easier to take than existing laxatives.
Plenvu Powder is divided into the first dose (Dose 1) and the second dose (Dose 2, A + B),
and each solution is prepared and taken in 500mL.
The ingredients and roles of Plenvu Powder
Plenvu Powder is a combination of various ingredients that play a role in cleansing the intestines and maintaining electrolyte balance.
Below are each ingredient and its role:
🕘 How to Take Plenvu Powder : Easy Step-by-Step Guide
Plenvu Powder can be taken using either a split-dose (2-day regimen)
or a single-dose (1-day regimen) method.
Choose the appropriate method based on your examination schedule
and hospital instructions.
① Preparation Method
Dose 1
Dissolve 1 packet (115.96g) in water to make a 500mL solution.
Shake well to ensure it dissolves evenly.
Dose 2
Mix Agent A (46.255g) and Agent B (55.65g) in water to make a 500mL solution.
Shake well to dissolve thoroughly.
TIP : Can be refrigerated after preparation (use within 24 hours).
It’s easier to drink when chilled.
② Split-Dose (2-Day Regimen)
★ Evening Before the Exam ★
Drink the 500mL Dose 1 solution slowly over 30 minutes.
Then, drink an additional 500mL of water over the next 30 minutes.
★ Morning of the Exam ★
Drink the 500mL Dose 2 solution over 30 minutes.
Then, drink an additional 500mL of water over the next 30 minutes.
Completion Time : Finish at least 1 hour before the exam (2 hours if under anesthesia)
③ Single-Dose Morning (1-Day Regimen)
★ Morning of the Exam ★
Drink the 500mL Dose 1 solution over 30 minutes.
Then, drink 500mL of water over the next 30 minutes.
After at least 1 hour,
Drink the 500mL Dose 2 solution over 30 minutes.
Then, drink 500mL of water over the next 30 minutes.
Completion Time : Finish at least 1 hour before the exam (2 hours if under anesthesia)
📌 Tips for Taking Plenvu Powder: Prepare Comfortably
▶ Taste Improvement Tips
Plenvu Powder has a slightly salty taste and a distinct medicinal flavor.
Drinking it chilled makes it easier to consume.
Using a straw can reduce the taste on your tongue.
▶ Pacing Your Intake
Avoid drinking it all at once ; instead, take small sips every 5–10 minutes to avoid stomach discomfort.
Drinking too quickly may cause nausea, so take it slow.
▶ Hydration is Essential
Be sure to drink the additional 500mL of water after the solution to prevent dehydration.
You can replace plain water with an electrolyte drink.
▶ Diet Adjustment
Start a low-fiber diet (white rice, fish, eggs, etc.) 2–3 days before the exam.
From the evening before the exam, fast completely
(water and clear liquids are allowed).
▶ Bathroom Preparation
Bowel movements may start within 1–2 hours after taking the solution.
Ensure easy access to a bathroom.
🚫 **Precautions for Taking Plenvu Powder**
▣ Before Taking
Consult your doctor if you have a history of kidney failure, heart failure, bowel obstruction, or allergies.
If you are taking other medications (especially oral drugs),
maintain a 2-hour gap before and after taking Plenvu Powder.
▣ Side Effects to Watch For
Common side effects: nausea, abdominal bloating, headache.
Contact a hospital immediately if you experience severe abdominal pain, bloody stools, or severe vomiting.
▣ Adhere to Dosing Schedule
You must complete the dose at least 1–2 hours before the exam.
Taking it late may result in incomplete bowel cleansing.
▣ Pregnant or Breastfeeding Women
If you are pregnant or breastfeeding, consult your doctor
before deciding to take Plenvu Powder.
