Plaquenil

Buy Plaquenil
plaquenil

$19.50

  • Active ingredient: Hydroxychloroquine
  • Category: Antivirals
  • Delivery time: Airmail (14-21 days) | EMS trackable (5-9 days)
  • Prescription: Included
  • Availability: In Stock

Plaquenil (Hydroxychloroquine) 200mg and 400mg tablets are available to order from our Singapore pharmacy with reliable delivery. This antimalarial and immunomodulatory medication works by suppressing immune system activity to reduce inflammation and autoimmune responses. It serves as an essential treatment for adults managing autoimmune conditions like rheumatoid arthritis or lupus who require long-term symptom control and inflammation management.

Table of contents

Plaquenil (Hydroxychloroquine) Buyer and Patient Handbook in Singapore

What is Plaquenil?

Plaquenil is the brand name for hydroxychloroquine, an antiviral agent supplied as a pill. It is approved by the FDA, EMA and Singapore’s Health Sciences Authority (HSA) for the treatment of Malaria, certain autoimmune disorders and, in specific clinical trials, for viral infections. The tablet is available in 200 mg and 400 mg strengths.

Who Should Use Plaquenil?

How Does It Work?

Hydroxychloroquine interferes with the parasite’s ability to digest hemoglobin and also modulates the immune system, reducing inflammation. In viral contexts, it is thought to raise the pH inside host cells, hindering viral replication. Do not exceed the recommended dose as higher amounts increase the risk of toxicity.

Why Choose Plaquenil?

  • Brand reliability: Manufactured under strict GMP standards, ensuring consistent potency.
  • Clinical experience: Widely studied for malaria and autoimmune disease, providing a robust safety record.
  • Generic hydroxychloroquine is available and may offer cost savings while delivering the same active ingredient.

Dosage, Administration, Lifestyle and Dietary Recommendations

  • 200 mg tablet: Usually taken once daily or as directed by a healthcare professional.
  • 400 mg tablet: May be prescribed as a loading dose (e.g., two tablets on day 1) followed by 200 mg daily, depending on the condition.

How to Take

  1. Swallow the tablet whole with a full glass of water.
  2. Take with or without food; a meal may reduce stomach upset.
  3. Do not crush or chew the tablet.

Missed Dose

If you remember within 12 hours, take the missed tablet. If it is longer than 12 hours, skip it and resume your regular schedule. Do not double-dose.

Overdose

Seek emergency care immediately if you experience severe Nausea, Vomiting, visual changes, or cardiac symptoms. Bring the medication packaging to aid healthcare providers.

Special Populations

  • Elderly: Start at the lower end of the dosage range; monitor kidney function.
  • Renal or hepatic impairment: Dose adjustment may be required; close clinical supervision is essential.
  • Pregnancy & breastfeeding: Discuss risks with your clinician; hydroxychloroquine crosses the placenta.

Lifestyle & Diet

  • Avoid grapefruit and grapefruit juice as they can affect drug metabolism.
  • Limit excessive alcohol consumption, which may increase liver strain.
  • Maintain adequate hydration to support renal clearance.

Precautions and Warnings

  • Perform baseline eye examinations; hydroxychloroquine can cause retinal toxicity with long-term use.
  • Monitor blood glucose, especially in diabetic patients, as the drug may affect glycemic control.
  • Notify your clinician of any heart rhythm disorders; hydroxychloroquine can prolong the QT interval.

Drug Interactions

Drug Class Risk Action
Antacids (e.g., aluminium) Reduced absorption Separate dosing by ≥ 2 hours
Certain anti-arrhythmics QT-prolongation ECG monitoring; consider alternatives
CYP2D6 inhibitors (e.g., fluoxetine) Increased plasma levels Dose reduction or close monitoring

Potential Side Effects

Common Side Effects

  • Nausea, stomach upset, mild headache.
  • Skin rash or itching.
  • Mild dizziness.

Less Common Side Effects

  • Changes in blood sugar levels.
  • Muscle weakness or cramps.
  • Dry mouth.

Serious Side Effects

  • Vision changes (blurred vision, difficulty seeing at night).
  • Severe skin reactions (Stevens-Johnson syndrome).
  • Cardiac symptoms (palpitations, irregular heartbeat). If any of these occur, seek medical attention promptly.

Who Should Avoid This Medication?

  • History of retinal disease or macular degeneration.
  • Known hypersensitivity to hydroxychloroquine or related compounds.
  • Severe renal or hepatic impairment without dose adjustment.
  • Existing QT prolongation or ventricular arrhythmias.

Storage Instructions

  • Keep tablets at room temperature, away from excess heat and moisture.
  • Store in a tightly sealed container, out of reach of children.
  • Do not use if the packaging is damaged or the tablets appear discolored.

Plaquenil Alternatives

Name Class Key Difference
Generic hydroxychloroquine Antiviral/Antimalarial Lower price, same active ingredient
Chloroquine Antimalarial Higher toxicity profile
Azithromycin (used off-label) Antibiotic/Antiviral Different mechanism, not a direct substitute

Frequently Asked Questions

How quickly will I feel better after starting Plaquenil?

Most patients notice symptom improvement within 1-2 weeks, but full therapeutic effect for autoimmune conditions may take up to 3 months.

Can I drink coffee while taking Plaquenil?

Moderate coffee intake is acceptable; however, avoid large amounts of grapefruit juice as it interferes with drug metabolism.

Is it safe to take Plaquenil with my blood pressure medication?

Generally yes, but beta-blockers and certain calcium channel blockers may increase the risk of heart rhythm changes; consult your clinician for a personalized review.

What should I do if I experience mild nausea?

Take the tablet with food or a light snack and stay hydrated. If nausea persists, inform your healthcare provider.

Does Plaquenil protect me from viral infections like COVID-19?

Current evidence does not support routine use for COVID-19 prevention. Use only as directed for approved indications.

Can I stop taking Plaquenil abruptly?

Do not discontinue suddenly without medical advice; tapering may be needed to avoid disease flare-ups.

Are there any travel considerations when using Plaquenil?

For malaria prophylaxis, start the medication 1-2 days before travel, continue daily, and finish 7 days after leaving the endemic area.

How often should I have eye exams while on Plaquenil?

Baseline exam before starting, then annual screening after 5 years of use, or sooner if you develop visual symptoms.

Glossary

  • Retinal toxicity: Damage to the light-sensing layer at the back of the eye, potentially leading to vision loss.
  • QT interval: A measure on an ECG that reflects the heart’s electrical re-polarization; prolongation can cause arrhythmias.
  • GMP (Good Manufacturing Practice): Standards that ensure drug products are consistently produced and controlled.

Disclaimer

The information provided here is for educational purposes only and reflects current knowledge about Plaquenil (hydroxychloroquine). It does not constitute medical advice, and off-label uses should be discussed with a qualified healthcare professional. Our online service offers product information and ordering assistance; the responsibility for safe and appropriate use rests with the individual. Always consult a qualified clinician before starting, changing, or stopping any medication.

Plaquenil Properties

  • Original Manufacturer: Sanofi
  • Clinical use: Antimalarial and autoimmune disease treatment
  • Spectrum of activity: Broad-spectrum antimalarial
  • Mechanism of action: Inhibits plasmodium growth and reduces inflammation
  • Classification: Antimalarial, Disease-modifying antirheumatic drug (DMARD)
  • Recommended Dosage: 200-400 mg daily, depending on condition
  • Basic Side Effects: Headache, Nausea, Diarrhea
  • Moderate Side Effects: Visual disturbances, Muscle weakness
  • Serious Side Effects: Retinal damage, Severe allergic reactions

Plaquenil Drug Class

Antimalarial Quinolines Antirheumatics

How to order Plaquenil from our Online Pharmacy

To order Plaquenil | Hydroxychloroquine on our online pharmacy, all you need to do is select the required dosage and quantity of pills above. The cost of the selected pack will appear automatically. Next, add the chosen amount to your cart by clicking the Add to Cart button. You can either continue shopping for more medications or head to the checkout. At the Checkout, finalize your purchase through our secure payment gateway.

Plaquenil / Hydroxychloroquine pills are made using high-quality generic ingredients and are subject to strict quality control in line with WHO and Health Sciences Authority (HSA) standards. However, please note that Plaquenil pills are dispatched from outside Singapore due to prescriptions issued overseas.

Disclaimer: The content on this website is provided solely for informational purposes and is not intended to replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with any questions or concerns regarding your health, and never disregard or delay seeking professional advice based on the information presented here. Use of this website does not create a doctor-patient relationship, and in the event of a medical emergency, please contact your local emergency services immediately. Our website assumes no responsibility or liability for any errors or omissions in the content provided.

Reviews

4.75/146
Plaquenil

Just hit the three-month mark on 200mg and finally feeling the difference in my joints. The morning stiffness is maybe 60% better. But seriously, the stomach cramps in the first month were brutal. My rheumatologist told me this, but I didn't listen: TAKE IT WITH A FULL MEAL. Not just a snack. A real dinner. It completely solved the nausea issue for me. Worth the wait, honestly.

Sara L. Kuala Lumpur, Malaysia

Started Plaquenil two weeks ago for mild SLE and I feel like I have perpetual jetlag. The headaches are constant, especially behind the eyes. I'm only on 200mg daily. Is this normal? My doctor mentioned the eye checks, which is terrifying, but the lethargy right now is making me question if I should stick it out. Hoping the side effects settle down soon like everyone says they do.

Joko P. Jakarta, Indonesia

Been cycling 400mg daily for over five years for my RA. It keeps the inflammation manageable, but my system is now super sensitive to UV. Living in Manila, that means I have to be religious with SPF 50+. A small user hack: I split my 400mg dose into two 200mg pills, one in the morning, one at night. Less GI drama that way, and the concentration seems steadier. Essential med, just watch the sun.

Maria G. Manila, Philippines

The good news: My skin symptoms (Dermatitis) have cleared up significantly after nine months. The bad news: My hair is thinning. It's not massive clumps, but definitely noticeable recession along the temples. I've introduced biotin and collagen but not seeing much help. Still, I'd rather deal with hair loss than the awful rashes. This drug is a serious balancing act.

Wai K. Singapore, Singapore

Took this for undifferentiated connective tissue disease. It helped my joint pain initially, but I started developing really intense vivid dreams and sometimes insomnia. I talked to my pharmacist, and she suggested taking the pill right after dinner, around 7 PM, instead of close to bedtime. That slight schedule shift drastically reduced the weird nighttime effects. Still on it, it's effective if you can manage the side effects.

Preeya T. Bangkok, Thailand

This medication feels like it takes forever to kick in. I started 6 weeks ago and saw minimal change, but Week 7 hit and suddenly the fatigue lifted. I'm less dependent on ibuprofen now, which is a massive win for my liver. Word of caution though: DO NOT mix this pill with grapefruit juice. Learned that the hard way. Felt flushed and dizzy that afternoon. Stick to water or plain yogurt.

Azri M. Johor Bahru, Malaysia

Been on 200mg for Systemic Sclerosis for two years. My raynaud's phenomenon is better controlled, but the retinal toxicity fear is real. I insist on the advanced visual field testing every six months now. It keeps my rheumatologist and ophthalmologist talking to each other, which is crucial. It’s effective-but you have to be proactive about the checkups. Don't skip them.

Ethan C. Cebu City, Philippines

My joint inflammation is mostly resolved, thank goodness. However, my skin has become inexplicably dry-like painfully dry patches on my elbows and shins, something I never had before Plaquenil. I noticed if I take high-dose fish oil with the hydroxychloroquine pill, the dryness doesn't bother me as much. Maybe it's mitigating the drying effect? Hard to say, but it works for me.

Dewi S. Surabaya, Indonesia

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