Windexco Syrup
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Overview
Windexco Syrup contains Chlorpheniramine Maleate and is presented as a syrup. It is supplied in a pack size of 90ml.
It is classified as a non-prescription medicine, so no prescription is needed to order it. Under Malaysian rules for medicine information, this page carries product, safety and handling information only.
You can consult a doctor or pharmacist online on DoctorOnCall about this product before or after you order. Every order is checked by a registered pharmacist before it is delivered. Always read the label and the leaflet supplied with the pack.
Directions for Use
Shake the bottle before use and measure the dose using the measuring cup or spoon provided. Windexco Syrup is usually taken every six to eight hours as needed for symptoms, and can be taken with or without food. Do not exceed the recommended dose or frequency printed on the label, and avoid driving or operating machinery until you know how this medicine affects you, as it may cause drowsiness.
Dosage
The typical adult dose is as stated on the product packaging, generally taken two to three times a day, not exceeding the maximum daily dose indicated on the label. Children should only be given this syrup according to the age-appropriate dose stated on the packaging or as advised by a pharmacist, and it should not be used continuously for more than a few days without medical advice if symptoms persist.
Shelf Life
Check the expiry date on the bottle before each use, and do not use the syrup after this date has passed. Once opened, use within the timeframe stated on the packaging for best effectiveness.
Storage Instructions
Store Windexco Syrup below 30°C, away from direct sunlight and moisture, and keep the bottle tightly closed after each use. Keep out of the reach and sight of children.
Side Effects
- Drowsiness or dizziness
- Nausea or vomiting
- Stomach discomfort
- Mild confusion (especially at high doses)
- Dry mouth
Contraindications
- Known hypersensitivity to chlorpheniramine, dextromethorphan, phenylephrine, or any other ingredient
- Severe high blood pressure or heart disease
- Use together with, or within two weeks of, monoamine oxidase inhibitor (MAOI) medicines
- Severe liver impairment or chronic lung conditions causing breathing difficulty, unless advised by a doctor
- Difficulty urinating due to prostate enlargement, unless advised by a doctor
- Narrow-angle glaucoma
- Children below the minimum age stated on the packaging
Drug / Food Interactions
- Monoamine oxidase inhibitors (MAOIs), which can cause a dangerous interaction with phenylephrine
- Other sedating antihistamines, sleeping tablets, or alcohol, which may increase drowsiness
- Other decongestants or stimulant medicines, which may increase blood pressure or heart rate
- Other cough and cold products containing the same active ingredients, to avoid accidental overdose
- Certain blood pressure medicines, whose effect may be reduced by phenylephrine
Quick Tips
- Measure your dose accurately with the cup or spoon provided, not a household spoon
- Avoid alcohol and other sedating medicines while taking this syrup
- Be cautious with driving or operating machinery, as this medicine may cause drowsiness
- Do not take other cough, cold, or flu products at the same time to avoid duplicate ingredients
- See a doctor if fever is high, symptoms worsen, or last longer than a few days
- Store away from children, as accidental overdose in young children can be serious
Frequently Asked Questions
Do I need a prescription to buy Windexco Syrup?
No. Windexco Syrup is a non-prescription product and can be ordered without a prescription. It is still dispensed by a registered pharmacist on DoctorOnCall.
What does Windexco Syrup contain?
Windexco Syrup is a syrup containing Chlorpheniramine Maleate. The full ingredient list is shown in the Composition or Ingredients section on this page and on the product packaging.
What pack sizes does Windexco Syrup come in?
It is supplied in a pack size of 90ml. Choose the pack size you need from the options shown on this page before adding the item to your cart.
Why is there no information here about what Windexco Syrup is for?
This page is limited to product, safety and handling information in line with Malaysian rules on medicine information. If you want advice on whether this product suits you, book an online consultation with a doctor or pharmacist on DoctorOnCall.
How should I use Windexco Syrup?
Use it exactly as stated on the pack label, without changing the amount or how often you use it. If anything on the label is unclear, check with a pharmacist before the first use, and read the Directions for Use section on this page.
Can I speak to a doctor or pharmacist about Windexco Syrup before I buy it?
Yes. DoctorOnCall offers online consultations with licensed doctors and registered pharmacists, so you can ask about this product, your existing medicines, or anything on the label before you place an order.
How should I store Windexco Syrup?
Store Windexco Syrup below 30°C, away from direct sunlight and moisture, and keep the bottle tightly closed after each use. Keep out of the reach and sight of children. Keep it in its original pack and do not use it after the expiry date printed on the packaging.
What should I do if I notice side effects after using Windexco Syrup?
Stop using the product and speak to a doctor or pharmacist about any reaction that concerns you. 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.
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 Windexco Syrup 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 Windexco Syrup 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
- Chlorpheniramine Maleate
- Dextromethorphan HBr
- Phenylephrine HCl
- Sucrose and/or sorbitol (sweetening agents)
- Flavouring and colouring agents
- Preservatives
Related Health Conditions
Safety Advice
Pregnancy
This medicine should only be used during pregnancy if prescribed by a doctor after careful evaluation.
Breastfeeding
Limited data on excretion in breast milk. Consult a doctor before use.
Kidney
Generally safe, but caution may be required in some patients.
Liver
No adequate data available. Consult a doctor before use.
Alcohol
It is not advisable to consume alcohol while taking this medicine.
Driving
It is not advisable to drive if you experience side effects from this medicine.
Relevant Information
Windexco Syrup is intended for short-term relief of cold and flu symptoms and is not a cure for the underlying infection. If you have high blood pressure, heart disease, diabetes, thyroid problems, or are taking other medicines, check with a pharmacist or doctor before use to make sure this product is suitable for you.
Medical Review
Reviewed by:
Doctor of Medicine (MD), University of Mansoura - Manchester



