Rez-Q-300 (Quinine Sulphate Tablet) 300mg

Rez-Q-300 (Quinine Sulphate 300mg tablets) is a medication commonly used to relieve mild to moderate muscle cramps and nighttime leg pain. This 300-tablet pack provides extended relief for occasional discomfort. Quinine sulphate is widely recognized for its muscle relaxant properties.

Strength

300mg

Pack Size

300s

Storage

Ambient

Manufacturer / TM Owner

Shreya Life Sciences Pvt Ltd

Select Quantity

Pack/s

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Indications & Clinical Uses

Quinine sulphate tablets like Rez-Q-300 are often used to help reduce the frequency and intensity of nocturnal leg cramps and muscle spasms. People sometimes take this medication to manage occasional muscle pain when other remedies have not provided sufficient relief. It is not typically used for severe or chronic conditions without medical supervision.

Side Effects

Users of quinine sulphate tablets may notice a gradual reduction in the severity of muscle cramps over time with consistent use. Some individuals report improved sleep quality when leg cramps are less frequent. Effects can vary, and noticeable changes may take several days of regular use.

Precautions & Warnings

Store Rez-Q-300 tablets at room temperature away from moisture and direct sunlight. Keep the medication in its original packaging and out of reach of children and pets. If you experience persistent or worsening symptoms, consult a healthcare professional before continuing use.

Avoid Interactions

Quinine sulphate may interact with certain medications, including some blood thinners, antacids, and drugs that affect heart rhythm. Avoid consuming grapefruit or grapefruit juice while taking this medication, as it may alter its effects. Always inform your healthcare provider about all medications and supplements you are currently taking.

Frequently Asked Questions

Quinine sulphate 300mg tablets are primarily used to help reduce the frequency and severity of nocturnal leg cramps and muscle spasms.

Rez-Q-300 can be taken as directed, but long-term or frequent use should be discussed with a healthcare professional.

Effects may vary; some users notice improvement within a few days, while others may require longer consistent use.

Grapefruit and grapefruit juice may interact with quinine sulphate, so it is best to avoid them during use.

If you miss a dose, take it as soon as you remember unless it is almost time for your next dose; skip the missed dose if it is close to the next scheduled time.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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