attention
Visit DoctorOnCall Singapore
Get RM10 OFF on Your First Order! Download the App Now!

Points

Reorder

0

Cart

Account

COVID-19 Saliva Self-Test Kit
COVID-19 Test
Health Screening
COVID-19 Vaccine
Blood Pressure Control
Cholesterol Management
Blood Pressure Control
Pain Relief
Men's Condition
Family Planning
Vitamins A-Z
Search History
Clear History
Cart History
Clear History
BM

Voucher Redeemed!

Voucher will be automatically applied upon checkout

*Limited to 1 use per customer only

*DOC reserves the right to reverse the voucher redemption and cancel any orders associated if the code is used more than once

Prime Vitamin B1 100mg Tablet 90s - DoctorOnCall Online Pharmacy
Prime Vitamin B1 100mg Tablet 90s - DoctorOnCall Online Pharmacy
Prime Vitamin B1 100mg Tablet 90s - DoctorOnCall Online Pharmacy Prime Vitamin B1 100mg Tablet 90s - DoctorOnCall Online Pharmacy

Prime Vitamin B1 100mg Tablet 90s

CLOSE
Prescription Required
This medication requires a valid prescription from a doctor.
Don’t Have A Prescription? Get A Consult With Our Doctor Today.
STEP 1
Checkout & review your order.
STEP 2
Make payment.
STEP 3
Our doctor will contact you within 1-hour of your purchase.
RM 18.80
993 people have already bought this
ic_fluent_signed_24_filledCreated with Sketch. 100% Authentic
Muslim Friendly
Select Variant

Select Variant

Voucher
CLOSE
Term & Condition
100% Authentic
We ensure that all our pharmaceutical products including health supplements and traditional preparations are registered with the National Pharmaceutical Regulatory Authority (NPRA) Malaysia
Free Delivery on orders above RM120
Enjoy free delivery with a minimum spend of RM120 on our platform.
Quantity
Only 146 left - hurry!
Remarks
Pre-Order (Delivered within 7 - 14 days)
Pre-Order Item (Delivered Within 7 - 14 Days)

While this product may not be readily stocked, it's available for pre-order. Please anticipate a delivery time of 7 to 14 working days. Once your order has been placed with our supplier, cancellations will not be accepted.

CLOSE
Term & Condition
100% Authentic
We ensure that all our pharmaceutical products including health supplements and traditional preparations are registered with the National Pharmaceutical Regulatory Authority (NPRA) Malaysia
Free Delivery on orders above RM120
Enjoy free delivery with a minimum spend of RM120 on our platform.

Product Added to Your Cart

Prime Vitamin B1 100mg Tablet 90s - DoctorOnCall Online Pharmacy

Prime Vitamin B1 100mg Tablet 90s

RM 18.80

Product Overview

Introduction of Prime Vitamin B1 100mg Tablet 90s

Prime Vitamin B1 100mg Tablet is a water-soluble vitamin supplement belonging to the B-complex vitamin group, with Thiamine Hydrochloride as its active ingredient — a nutrient your body genuinely needs to function well every single day. Like any supplement or medicine, it's good to know that some people may experience mild side effects such as nausea, skin irritation, sweating, or in rare cases, an allergic reaction, so it's always wise to be aware before you start. This product is widely trusted and straightforward to use, but we'd love for you to read through the details below so you feel completely confident about what you're taking. Whether you're picking this up for the first time or restocking a regular supplement, knowing your product inside out is always a smart move — and we're here to help you do exactly that.

How to Take Prime Vitamin B1 100mg Tablet

Prime Vitamin B1 100mg Tablet is typically taken orally with a full glass of water, and it can be taken with or without food — though taking it with a meal may help reduce any mild stomach discomfort. It is best taken at the same time each day to maintain consistent levels in your body. Always follow the dosage instructions provided by your doctor, pharmacist, or as indicated on the product label.

Dosage of Prime Vitamin B1 100mg Tablet

The commonly recommended dosage for adults is one tablet (100mg) once daily, or as directed by a healthcare professional based on individual health needs. Do not exceed the recommended dose unless specifically advised by your doctor.

Shelf Life of Prime Vitamin B1 100mg Tablet
Prime Vitamin B1 100mg Tablet typically has a shelf life of 2 to 3 years from the date of manufacture when stored under the recommended conditions. Always check the expiry date printed on the packaging before use and do not consume the product past its expiry date.

How to Store Prime Vitamin B1 100mg Tablet

  • Store in a cool, dry place away from direct sunlight and moisture
  • Keep at room temperature below 30°C
  • Do not store in the bathroom or near the kitchen sink where heat and humidity can degrade the tablets
  • Keep the container tightly closed after each use
  • Store out of reach of children and pets
  • Do not transfer tablets to a different container unless advised by your pharmacist

Active Ingredient of Prime Vitamin B1 100mg Tablet

ComponentDetails
Active IngredientThiamine Hydrochloride (Vitamin B1)
Strength100mg per tablet
FormOral Tablet
Drug ClassWater-Soluble Vitamin / B-Complex Vitamin

Side Effects of Prime Vitamin B1 100mg Tablet

While Prime Vitamin B1 100mg Tablet is generally well-tolerated, some individuals may experience side effects. If any reaction feels severe or persistent, please consult your doctor or pharmacist promptly.

Common Side Effects:

  • Mild nausea or stomach upset
  • Feeling of warmth or flushing of the skin
  • Sweating
  • Mild skin itching or rash

Less Common Side Effects:

  • Dizziness or lightheadedness
  • Restlessness or mild agitation
  • Tightness or discomfort in the throat
  • Swelling at the site of administration (relevant for injectable forms only)

Rare but Serious Side Effects (Seek Immediate Medical Attention):

  • Signs of a severe allergic reaction (anaphylaxis) — including difficulty breathing, swelling of the face, lips, or throat, and sudden drop in blood pressure
  • Rapid or irregular heartbeat
  • Severe skin reactions such as hives or widespread rash
  • Collapse or loss of consciousness

Contraindications of Prime Vitamin B1 100mg Tablet

Prime Vitamin B1 100mg Tablet is not suitable for everyone. Please consult your doctor or pharmacist before taking this product if any of the following apply to you:

  • Known hypersensitivity or allergy to Thiamine Hydrochloride or any of the tablet's excipients
  • Individuals with a history of anaphylactic reactions to Vitamin B1 supplements
  • Patients with rare metabolic disorders that affect thiamine processing (consult your physician)
  • Pregnant or breastfeeding women should seek medical advice before use, even though Thiamine is generally considered safe within recommended doses
  • Individuals currently undergoing specific medical treatments where vitamin supplementation may interfere — always disclose all supplements to your healthcare provider

Drug & Food Interaction of Prime Vitamin B1 100mg Tablet

Drug Interactions:

  • Diuretics (e.g., Furosemide): Prolonged use of loop diuretics may increase the excretion of Thiamine from the body, potentially reducing its effectiveness
  • Antacids: May reduce the absorption of Thiamine when taken simultaneously; it is advisable to space them apart
  • Neuromuscular blocking agents: Thiamine may have an additive effect — inform your anaesthetist or doctor if you are on such medications
  • Fluorouracil (chemotherapy agent): May inhibit Thiamine phosphorylation and reduce its activity; medical supervision is essential

Food Interactions:

  • Raw fish and shellfish contain an enzyme called Thiaminase that can break down Thiamine — regular consumption of raw seafood may reduce the effectiveness of Vitamin B1 supplementation
  • Excessive alcohol consumption significantly depletes Thiamine levels in the body and may reduce the supplement's effectiveness
  • Coffee and tea (in large amounts): Tannins present in these beverages may interfere with Thiamine absorption when consumed in very high quantities

💡 Always inform your doctor or pharmacist about all medications, supplements, and dietary habits before starting any new supplement.

Quick Tips for Prime Vitamin B1 100mg Tablet

  • Always check the expiry date on the packaging before taking or purchasing this product
  • Keep the tablets in their original blister pack or container to protect them from moisture and contamination
  • Do not crush or split the tablet unless your pharmacist has specifically advised you to do so
  • Set a daily reminder to take your tablet at the same time each day to avoid missed doses
  • If you miss a dose, take it as soon as you remember — but skip it if it's almost time for your next dose; never double up
  • Store away from children's reach at all times — even vitamins can be harmful in excessive amounts for young children
  • Dispose of expired or unused tablets responsibly — return them to your pharmacy rather than flushing them down the drain
  • Purchase only from licensed and verified pharmacies — whether online or in-store — to ensure product authenticity and quality
  • Inform your doctor about all supplements you are taking, including vitamins, especially before any surgery or new prescription

FAQs of Prime Vitamin B1 100mg Tablet

Q1: Can I buy Prime Vitamin B1 100mg Tablet online in Malaysia?
Yes, absolutely! You can conveniently purchase Prime Vitamin B1 100mg Tablet through our licensed online pharmacy in Malaysia. We are a registered platform committed to delivering genuine, quality-assured pharmaceutical products right to your doorstep.

Q2: Do I need a prescription to purchase Prime Vitamin B1 100mg Tablet in Malaysia?
Prime Vitamin B1 100mg Tablet is generally available as an over-the-counter (OTC) supplement in Malaysia and typically does not require a prescription for standard supplementation doses. However, if you are purchasing it for a specific medical condition, we always recommend consulting your doctor or pharmacist first.

Q3: How do I know the Prime Vitamin B1 100mg Tablet I purchase online is authentic?
We source all our products directly from authorised distributors and licensed manufacturers. Every product listed on our platform complies with the requirements of the Ministry of Health Malaysia (MOH) and is registered with the National Pharmaceutical Regulatory Agency (NPRA). You can also verify the product's registration status on the NPRA's official portal for added peace of mind.

Q4: How long does delivery take for orders within Malaysia?
We offer nationwide delivery across Malaysia, including Peninsular Malaysia, Sabah, and Sarawak. Standard delivery typically takes 3 to 5 working days, while express delivery options may be available depending on your location. You will receive a tracking number once your order has been dispatched.

Q5: Is it safe to order medicine online from your pharmacy in Malaysia?
Yes, it is safe when you order from a licensed and verified online pharmacy. Our platform operates in full compliance with Malaysian pharmaceutical regulations. We take product authenticity, proper packaging, and cold-chain integrity (where required) very seriously to ensure you receive your product in perfect condition.

Q6: What payment methods are accepted for purchasing Prime Vitamin B1 100mg Tablet online?
We accept a variety of secure payment methods including online banking (FPX), credit and debit cards, e-wallets (such as Touch 'n Go eWallet and GrabPay), and other popular Malaysian payment gateways. All transactions are encrypted and processed securely.

Q7: Can I return or exchange Prime Vitamin B1 100mg Tablet if there is an issue with my order?
Yes, we have a customer-friendly return and exchange policy for products that arrive damaged, defective, or incorrect. Please contact our customer service team within the stipulated timeframe upon receiving your order. Note that returns of opened pharmaceutical products may be subject to specific conditions in line with Malaysian pharmaceutical regulations.

Q8: How should Prime Vitamin B1 100mg Tablet be stored during delivery to ensure it remains effective?
Our packaging is designed to protect tablets from heat, moisture, and physical damage during transit. We recommend storing the product in a cool, dry place immediately upon receipt and keeping it away from direct sunlight. If you have concerns about storage during delivery, feel free to contact our team.

Q9: Is Prime Vitamin B1 100mg Tablet the same as generic Thiamine tablets available in Malaysia?
Prime Vitamin B1 100mg Tablet contains Thiamine Hydrochloride 100mg as its active ingredient, which is the same active compound found in other Thiamine or Vitamin B1 tablets. However, formulations, excipients, and manufacturing standards may vary between brands. Always check the product label or consult our pharmacist if you have questions about switching between brands.

Q10: How can I contact your pharmacy team if I have questions before placing my order?
Our friendly team of pharmacists and customer service representatives is here to help! You can reach us via live chat on our website, WhatsApp, email, or phone during our operating hours. We're happy to assist you with any questions about the product, your order, or delivery before you make your purchase.

⚕️ The information provided on this page is intended for general informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional or licensed pharmacist before starting any new supplement or medication.

Frequently Bought Together

Benefits

Dietary supplement

Brands

Prime

Ingredients

Thiamine Mononitrate (Vitamin B1)

Manufactured by

Prime Pharmaceutical Sdn.Bhd

Side Effects

As with all medications, you may experience some side effects. Not everyone experiences it. This is not a cause for concern. However, it is so that you are aware of it.

What If You Forget To Take

About Prime Vitamin B1 100mg Tablet 90s

Vitamin B is one of the essential vitamins for the body. This means that the body is unable to produce this vitamin and can only obtain these from the food consumed.
There are numerous types of vitamin B, but we will only discuss Vitamin B1 here.Thiamin (thiamine), also known as vitamin B1, is a water-soluble vitamin that occurs naturally in certain foods, is added to others, and is sold as a dietary supplement. Thiamin is essential for the development and function of numerous cell types. Small amounts are stored in the liver, so thiamine-rich foods must be consumed daily. A balanced diet can ensure adequate vitamin B1 intake, but when you supplement with Prime Vitamin B1 you can reap the many benefits.
Vitamin B is vital for a healthy body. Although they do not produce energy, they are essential to aid the body in processing other nutrients to produce energy. Do not attempt to self-diagnose a vitamin deficiency. Always consult a trained healthcare professional prior to consuming any long-term supplements.

Disclaimer

Information last updated on: Tue Apr 28 2026 08:20:38 GMT+0000 (Coordinated Universal Time) The product images shown are for illustration purposes only and may not be an exact representation of the product.

The content provided on this webpage is to provide information only, to be fully-interpreted by a medical professional, and not intended as a guide to make purchase decisions, or a substitute to advice of a medical professional. Effectiveness and side effects of medication may differ from individual to individual. We do not encourage any customer to self-diagnose and/or self-medicate. Patients should always consult a medical professional before taking or using any medication. The content provided here is non-exhaustive and may not cover all aspects of the medication. Our service should only be used to support the doctor-patient dynamic, not replace it.

The fulfilment of prescription medication is subject to our review of a prescription issued by a Malaysian Medical Council (MMC) registered doctor. If required, we will provide a tele-consult service with one of our registered panel doctors. This is not an advertisement of a medicine as such an advertisement would require prior approval from the Medicines Advertisement Board of Malaysia. Prime Vitamin B1 100mg Tablet 90s is available in many areas in Malaysia. Kuala Lumpur, Bukit Bintang, Titiwangsa, Setiawangsa, Wangsa Maju, Kepong, Segambut, Bandar Tun Razak, Cheras, Subang Jaya, Petaling Jaya, Mont Kiara, Puchong, Bandar Sunway, TTDI, Seri Kembangan, Klang, Bukit Tinggi, Damansara, Sentul, Penang, George Town, Jelutong, Gelugor, Bayan Baru, Bandar Baru Air Itam, Sungai Ara, Bukit Mertajam, Butterworth, Perai, Johor Bahru, Skudai, Bukit Indah, Gelang Patah, Senai, Pasir Gudang, Taman Daya, Taman Molek, Taman Perling, Tebrau, Danga Bay, Larkin, Nusajaya, Pontian, Masai, Setia Tropika, Desaru, Tampoi.


Prime Vitamin B1 100mg Tablet 90s is available at many places in Singapore. Ang Mo Kio, Alexandra, Admiralty, Bedok, Bishan, Bukit Batok, Bukit Merah, Bukit Panjang, Bukit Timah, Boat Quay, Buona Vista, Beach Road, Bugis, Balestier, Boon Lay, Central Area, Choa Chu Kang, Clementi, Chinatown, Commonwealt, City Hall, Clarke Quay, Changi Airport, Changi Village, Clementi Park, Dairy Farm, Eunos, East Coast, Farrer Park, Geylang, Hougang, Harbourfront, Holland, Jurong, Jurong East, Jurong West, Kallang/ Whampoa, Lim Chu Kang, Marine Parade, Marina, Macpherson, Mandai, Newton, Novena, Orchard, Pasir Ris, Punggol, Potong Pasir, Paya Lebar, Queenstown, Raffles Place, Rochor, River Valley, Sembawang, Sengkang, Serangoon, Serangoon Rd, Seletar, Tampines, Toa Payoh, Tanjong Pagar, Telok Blangah, Tanglin, Thomson, Tuas, Tengah, Upper East Coast, Upper Bukit Timah, Upper Thomson, Woodlands, West Coast, Yishun, Yio Chu Kang.
What Our Customers Say About Us See All See All
Dhivan Naidu
5/5
Good response with perfect face to face consultation and awesome delivery of medication right to my doorsteps.Kudos to them
Rabiul dor
5/5
i want to ultracarbon tablet but where i get it?? i want to so many?? pls anyone can help me?
David Teoh
5/5
Convenient when you are feeling too sick to drive yourself to the clinic for a simple condition. Result is the same.. consulted a doctor through phone and received my meds 2 hours later. Simple and easy to use.
DOC AI