Karolina N.
22 May 2026
Customer service answered my WhatsApp question within minutes. Will absolutely reorder.
Antibiotics
HCQS 400 Mg
Hydroxychloroquine 400 mg — the higher-strength single tablet for patients whose specialist has set a 400 mg daily dose.
Active: Hydroxychloroquine4 pack sizesAntibioticsIn stock
Generic Hydroxychloroquine — HCQS 400 Mg. Available in multiple pack sizes.
Price range
$104.55–$481.91
From $5.23 per unit · 4 pack sizes available · Active ingredient: Hydroxychloroquine
Dispatched within 24 hours of payment
Pack size & pricing
4 pack sizes
- Dispatched in 24h · delivered in 3–5 business days
- Discreet, plain packaging — free delivery over $150
- Secure payment
- Pharmacist-approved
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About HCQS 400 Mg
HCQS 400 Mg is a generic medication in our antibiotics catalogue. Available in 4 pack sizes for bulk-pricing savings. Active ingredient: Hydroxychloroquine. Always read the patient information leaflet before use and consult a doctor or pharmacist if you have any underlying conditions or take other medications.
Why choose HCQS 400 Mg?
- Contains Hydroxychloroquine — the same active ingredient used in the branded equivalent, manufactured under GMP conditions.
- 4 pack sizes to choose from, with a lower per-unit price on the larger packs.
- Plain, unbranded packaging — nothing on the outside indicates the contents.
- Delivered Australia-wide, usually within 2–4 business days.
Part of our Antibiotics range.
At a glance
- Active ingredient
- Hydroxychloroquine
- Treatment area
- Antibiotics
- Pack sizes
- 4 options
- From
- $104.55 per pack
- Delivery
- Australia-wide · 2–4 days
- Quality & packaging
- GMP-grade · batch & expiry printed on pack
Pack sizes & pricing
The larger the pack, the lower the price per unit.
| Pack size | Per unit | Price |
|---|---|---|
| 20 pills | $5.23 | $104.55 |
| 30 pills | $5.15 | $154.38 |
| 50 pills | $4.98 | $249.12 |
| 100 pills | $4.82 | $481.91 |
Delivery & discreet packaging
- Australia-wide delivery in 2–4 business days. Free on orders over $150.00, otherwise $12.00 standard.
- Dispatched within one business day of payment clearing, with a confirmation email.
- Plain, unbranded outer packaging — nothing on the outside indicates the contents.
- GST included at checkout — no surprise bills on arrival.
Before you buy HCQS 400 Mg
- Read the patient information leaflet supplied with the product in full before first use.
- Tell your doctor or pharmacist about any existing health conditions and other medicines you take, so they can check it is suitable for you.
- Do not exceed the dose described in the leaflet, and never take more than one medicine for the same purpose at the same time.
- Buy from a reputable source and check the packaging and leaflet are intact on arrival.
- Keep all medicines out of the sight and reach of children.
What is HCQS 400 Mg and who typically chooses it?
HCQS 400 Mg is the higher of the two hydroxychloroquine strengths we stock. Hydroxychloroquine is a disease-modifying medicine used long-term in autoimmune conditions — most commonly systemic lupus erythematosus and rheumatoid arthritis — and for malaria treatment or prevention in specific regions where it remains effective. The 400 mg tablet exists for convenience: patients whose rheumatologist has established a stable 400 mg daily maintenance dose can take one tablet instead of two. It is chosen almost exclusively by people already settled on hydroxychloroquine, not by anyone starting treatment. If this is your first hydroxychloroquine prescription, your specialist will almost certainly have discussed the dose with you — confirm it before ordering this strength.
How long does HCQS 400 Mg take to work?
Hydroxychloroquine is a slow-acting medicine, and the leaflet is explicit about this: in autoimmune conditions, benefit builds gradually over weeks, with the full effect often taking two to three months of consistent daily dosing. That is normal pharmacology, not a faulty batch — the drug accumulates in tissues before symptom control appears. This is why treatment is planned as an ongoing course rather than something taken as needed, and why stopping early because 'nothing is happening' is the most common mistake. For malaria indications the schedule is entirely different and shorter, set by a doctor for the specific region. Whatever the indication, take it at the same time daily and keep the follow-up appointments your prescriber schedules.
HCQS 400 Mg vs HCQS 200 Mg — which strength should you order?
Order the strength that matches your prescription, not the bigger number. HCQS 200 Mg is the standard tablet: most patients start there, and many stay there long-term because autoimmune dosing is often calculated from body weight, with lower doses reducing the small long-term risk of retinal side effects. HCQS 400 Mg is explicitly not a starting dose — it suits only patients whose specialist has confirmed 400 mg daily, and side effects such as nausea, headache, and eye-related risk rise with dose. Note that Hqcheal 200 Mg is a different medicine entirely (ivermectin, an antiparasitic) despite sitting in the same product family. If your prescription reads '200 mg twice daily', either strength can technically serve it — but confirm with your prescriber before switching tablet sizes.
Getting the best results from HCQS 400 Mg
Take HCQS 400 Mg with food or a glass of milk — hydroxychloroquine on an empty stomach commonly causes nausea, and this one change fixes most tolerability complaints. Use it only for evidenced indications under medical guidance: lupus, rheumatoid arthritis, and malaria where a doctor has prescribed it. It has no evidenced role against COVID-19 and we make no such claims. Long-term users need periodic eye examinations, because cumulative dose is the main driver of the rare retinal toxicity — at 400 mg daily this monitoring matters more than at 200 mg. Tell your doctor about heart rhythm problems, psoriasis, G6PD deficiency, and any other medicines, and never double up after a missed tablet.
Why buy HCQS 400 Mg from Kamagra AUS?
Because hydroxychloroquine is a medicine people take for years, supply reliability and authenticity matter more than for a one-off purchase. Kamagra AUS ships HCQS 400 Mg as sealed GMP-manufactured strips with batch number and expiry visible on every blister, and the full patient leaflet in the box. Packs run from 20 pills at $104.55 to 100 pills at $481.91 — the 100-pill pack suits established patients who want a continuous three-month-plus supply without repeat shipping. Orders travel in plain, unbranded packaging across Australia in 2–4 business days, free over $150 (which every 400 mg pack except the smallest already clears). We verify every new customer by WhatsApp before dispatch, so you speak to a human before money moves.
What are the side effects of HCQS 400 Mg?
HCQS 400 Mg contains hydroxychloroquine, and its leaflet lists nausea, stomach cramps, diarrhoea, loss of appetite, headache, dizziness, and skin rash or itching as the common side effects — often easing as your body adjusts, especially when taken with food. Rare but serious effects include retinal damage (blurred vision, difficulty reading, light sensitivity), heart-rhythm changes such as a prolonged QT interval, severe skin reactions, muscle weakness, and very low blood sugar — seek medical help urgently if you notice vision changes, palpitations, fainting, or blistering skin. Because this is the higher 400 mg strength, dose-related risks such as eye and heart effects matter more: cumulative dose over years drives retinal risk, so regular eye checks are part of long-term treatment.
Who should not take HCQS 400 Mg?
Do not take HCQS 400 Mg if you are allergic to hydroxychloroquine, chloroquine, or related 4-aminoquinolines, or if you have pre-existing retinal or macular disease — this medicine can worsen it. Use it only under medical supervision for a diagnosed condition such as rheumatoid arthritis, lupus, or malaria prevention as prescribed. Extra caution is needed with heart disease or rhythm problems (QT prolongation), liver or kidney impairment, G6PD deficiency, psoriasis, epilepsy, and diabetes, since hydroxychloroquine can lower blood sugar. Important interactions include other QT-prolonging medicines (certain antibiotics and antiarrhythmics), digoxin, insulin and diabetes tablets, and antacids, which should be separated by several hours. Long-term users need periodic retinal screening — do not skip it.
How should you store HCQS 400 Mg and check it's genuine?
Keep HCQS 400 Mg in a cool, dry place below 25–30°C, protected from light and moisture, and always in its original blister strip until use — hydroxychloroquine tablets should not be decanted into loose containers. Store well out of the reach of children; an accidental overdose in a child is a medical emergency. Authenticity checks for this product: every blister pocket should be sealed and unbroken, the batch number and expiry date must be printed on both the foil and the outer carton and must match, the box should be undamaged, and a patient leaflet should be inside. Query anything that looks resealed before taking a tablet.
Is HCQS 400 Mg good value? Price per tablet explained
HCQS 400 Mg pricing rewards larger packs. At the entry level, 20 pills for $104.55 works out to $5.23 per tablet; at the top end, 100 pills for $481.91 is about $4.82 per tablet — a saving of roughly 8% per dose. The 30-pill ($154.38) and 50-pill ($249.12) options fall between the two. Any order over $150 ships free, which the 50- and 100-pill packs both reach. For a condition managed long-term under medical supervision, the larger packs make practical sense; for a short prescribed course, the smaller pack is the honest choice. Buy what your treatment plan actually needs.
About Hydroxychloroquine
General information about the active ingredient in HCQS 400 Mg.
See the full Hydroxychloroquine guide & all Hydroxychloroquine productsWhat is Hydroxychloroquine?
Hydroxychloroquine, sometimes abbreviated HCQS, is a medicine used in the prevention and treatment of malaria caused by certain Plasmodium parasites, and in the long-term management of some autoimmune conditions. Its established uses in this second group include rheumatoid arthritis and systemic lupus erythematosus (lupus), where it is taken to help control the disease over time. It should be used only for these approved purposes, under the supervision of a doctor.
How it works
Hydroxychloroquine has more than one type of action. As an antimalarial, it accumulates inside the malaria parasite and interferes with how the parasite processes substances within the red blood cell, which is harmful to the parasite. In autoimmune conditions, it is thought to work as an immunomodulator — gently dampening parts of the immune system that are overactive — which can help reduce inflammation, joint symptoms and skin involvement over a period of weeks to months.
How to take it
Take hydroxychloroquine exactly as prescribed and read the patient information leaflet. It is usually taken as tablets with or after food, or with a glass of milk, to reduce stomach upset. When used for autoimmune conditions, it often needs to be taken regularly for several weeks before the full benefit is felt, so continue taking it even if you do not notice an immediate improvement. Do not change the dose or stop without advice.
Side effects
Common (usually mild and temporary):
- Nausea or stomach upset
- Diarrhoea
- Loss of appetite
- Headache
- Dizziness
- Skin rash or itching
Stop and seek medical help if you experience:
- Signs of a severe allergic reaction such as swelling of the face, lips, tongue or throat, or difficulty breathing — seek emergency care
- New or changing vision problems, blurred vision, difficulty seeing colours or reading — stop and contact your doctor urgently, as eye effects can occur with long-term use
- Severe, blistering or peeling skin reactions
- Fast, slow or irregular heartbeat, fainting, or palpitations
- Signs of low blood sugar, severe muscle weakness, or unusual mood or mental changes
Safety & who should not take it
- Use hydroxychloroquine only for its approved purposes — malaria and certain autoimmune conditions — and only as prescribed by a doctor.
- Tell your doctor about any eye or retinal problems, heart conditions, liver or kidney problems, psoriasis, or a deficiency of the enzyme G6PD before starting.
- Long-term use can affect the eyes, so attend any eye examinations your doctor arranges and report vision changes promptly.
- Inform your doctor of all other medicines you take, as it can interact with several drugs, including some that affect heart rhythm.
- If you are pregnant, planning a pregnancy or breastfeeding, discuss this with your doctor before taking it.
- Keep hydroxychloroquine well out of the reach of children, as accidental overdose can be very dangerous.
- Do not stop or change your treatment without medical advice, and return unused medicine to a pharmacy for safe disposal.
Storage
Store in the original packaging below 25°C, away from heat, light and moisture, and very securely out of the sight and reach of children. Do not use after the expiry date, and return unused medicine to a pharmacy for safe disposal.
Frequently asked questions
What is hydroxychloroquine used for?+
Its established uses are for preventing and treating certain types of malaria and for managing some autoimmune conditions such as rheumatoid arthritis and lupus. It should be used only for these approved purposes under medical supervision.
Why does it take a while to work for arthritis or lupus?+
In autoimmune conditions it acts gradually on the immune system, so it can take several weeks of regular use before the full benefit is noticed. Keep taking it as prescribed unless your doctor advises otherwise.
Why are eye check-ups recommended?+
Long-term use can occasionally affect the retina, so doctors arrange periodic eye examinations to monitor for this. Report any changes in your vision to your doctor promptly.
Important: This information is general and not a substitute for medical advice. Always read the patient information leaflet supplied with your medicine and consult a doctor or pharmacist before use — especially if you have existing health conditions or take other medication.
Common questions about HCQS 400 Mg
How much does HCQS 400 Mg cost?+
HCQS 400 Mg starts from $104.55. Several pack sizes are available — the larger the pack, the lower the per-unit price. Delivery is free on orders over $150, otherwise $12 standard (2–4 business days).
How is HCQS 400 Mg delivered across Australia?+
Orders ship in plain, unbranded packaging from our Australian fulfilment centre, usually within one business day of payment clearing. Standard delivery takes 2–4 business days Australia-wide; express delivery is also available. All prices include GST, so there are no surprise bills on arrival.
What is the active ingredient in HCQS 400 Mg?+
The active ingredient in HCQS 400 Mg is Hydroxychloroquine — the same molecule used in the branded equivalent, manufactured under GMP conditions. Always read the patient information leaflet and consult a doctor or pharmacist before first use.
How do I pay for HCQS 400 Mg?+
Choose your method at checkout: secure bank transfer, PayID, credit/debit card, or PayPal. You'll receive clear payment instructions by email, and we dispatch within one business day of payment clearing.
Is HCQS 400 Mg discreetly packaged?+
Yes. Every order ships in plain, unbranded outer packaging — nothing on the outside indicates the contents or the pharmacy.
Is HCQS 400 Mg a starting dose?+
No. Treatment with hydroxychloroquine normally begins at doses your specialist calculates, often 200 mg based dosing, and the 400 mg tablet is for patients already established on that daily amount. Starting high increases nausea, headache, and long-term retinal risk without speeding up benefit. If you are new to this medicine, discuss the dose with your doctor first.
How long before HCQS 400 Mg helps my lupus or arthritis symptoms?+
Expect a gradual effect. Hydroxychloroquine typically takes several weeks to show benefit in autoimmune conditions, and the full effect can take two to three months of daily use. This slow onset is documented in the leaflet and is normal — do not stop early or raise the dose yourself if improvement feels slow.
Does HCQS 400 Mg treat or prevent COVID-19?+
No. Large trials found hydroxychloroquine ineffective for COVID-19, and regulators in Australia do not authorise it for that purpose. We sell HCQS 400 Mg only for its evidenced uses — autoimmune conditions and malaria — under medical guidance. Please do not order it with COVID-19 in mind.
Why does HCQS 400 Mg need eye check-ups?+
Long-term hydroxychloroquine carries a small risk of retinal damage that rises with cumulative dose and years of use, which is why prescribers arrange baseline and periodic eye examinations. At 400 mg daily the cumulative dose builds faster than at 200 mg, so keeping those appointments is part of taking this strength safely.
Can I split HCQS 400 Mg tablets to make two 200 mg doses?+
Not reliably — film-coated hydroxychloroquine tablets are not scored for splitting, and uneven halves mean uneven dosing. If your prescription is 200 mg once or twice daily, order [HCQS 200 Mg](/product/hcqs-200-mg) instead; it is made for exactly that schedule and works out appropriately per dose.
Can I take HCQS 400 Mg with food or alcohol?+
Take HCQS 400 Mg with a meal or a glass of milk — this noticeably reduces the nausea and stomach upset that are its most common side effects. There is no absolute ban on alcohol, but keep intake modest: both alcohol and hydroxychloroquine are processed by the liver, and combining them adds strain.
What if HCQS 400 Mg doesn't seem to work at first?+
For autoimmune conditions like rheumatoid arthritis or lupus, hydroxychloroquine is slow-acting — meaningful improvement often takes six to twelve weeks, sometimes longer. Do not increase the dose yourself or stop early. If there is no benefit after several months, your doctor will reassess the treatment plan.
Can I split an HCQS 400 Mg tablet?+
Only if your prescriber tells you to. Some doctors do use half-tablets to fine-tune long-term dosing, but film-coated hydroxychloroquine tablets taste extremely bitter when cut and unscored tablets split unevenly. If your target dose is 200 mg, the dedicated HCQS 200 Mg tablet is usually the better option.
How long does HCQS 400 Mg stay in your system?+
A very long time. Hydroxychloroquine has an elimination half-life of around 40 to 50 days because it accumulates in body tissues, so it can take months to clear completely after stopping. This is also why missing a single dose matters little, and why effects fade slowly after discontinuation.
Does HCQS 400 Mg expire, and is it legal to order?+
Yes — the expiry date is printed on each blister and the carton; do not use tablets beyond it. Hydroxychloroquine is a legitimate prescription medicine used for malaria and autoimmune conditions, and ordering it for a doctor-diagnosed indication is the proper route. Import rules for personal medicine vary by country, so check yours.
Customer reviews
4.4
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777 reviews
65% recommend this product
5
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- Every buyer is invited to review after delivery
- Verified-buyer reviews get the badge
- Moderated before publishing
Sofia R.
5 May 2026
Works as expected. The bank-transfer payment felt a bit old-fashioned compared to card checkout, but delivery was smooth.
James M.
18 Apr 2026
Three days from order to door across Australia — no surprises, no hassle.
Daniel O.
1 Apr 2026
Genuine product, batch number checked out. Slightly slow dispatch on my order but support kept me informed.
David L.
15 Mar 2026
Arrived quickly in plain packaging exactly as described. Fair pricing and easy reorder.
Priya G.
10 Mar 2026
Product itself is fine and clearly genuine, but delivery took the full window and tracking barely updated along the way.
Reviewed by the Kamagra AUS Pharmacy TeamMedicine information reviewed 21 June 2026Next review due 21 June 2027
Sources for the medical information on this page
- Healthdirect Australia — Hydroxychloroquine — Search "hydroxychloroquine" for Australian guidance, including eye-screening advice.
This page is general product and medicine information, not a prescription or a substitute for medical advice. Always read the patient information leaflet supplied with your medicine, and speak to a doctor or pharmacist before starting HCQS 400 Mg — especially if you take other medicines or have a heart, liver or kidney condition.
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Choosing between options
Where to buy HCQS 400 Mg in Australia
HCQS 400 Mgisn't stocked on Australian chemist shelves — it's an imported generic, so buying happens online. Kamagra AUS ships genuine, sealed HCQS 400 Mg from $104.55 (4 pack sizes, lower per-unit price on larger packs) Australia-wide. Orders dispatch within one business day of payment and arrive in 2-4 business days — free delivery over $150.00 (flat $12 otherwise).
- Pay in AUD — bank transfer, PayID, credit/debit card, or PayPal. Use only your order reference, so your statement stays discreet.
- Plain, unbranded packaging with tracked delivery; prices are GST-inclusive, so no surprise costs on arrival.
- Sealed manufacturer blisters with batch number and expiry — verify any product on WhatsApp before you order.
- Delivery to every state and territory, with prices shown in AUD at checkout.