Suxamethonium

Information about Suxamethonium

Suxamethonium Uses

Suxamethonium is used for skeletal mucle relaxation during surgery.

How Suxamethonium works

Suxamethonium relaxes the muscles by blocking the impulses from the nerves.

Common side effects of Suxamethonium

Rash, Increased intraocular pressure, Increased potassium level in blood, Postoperative muscle pain, Slow heart rate, Tachycardia, Skin flushing, Muscle twitch, Myoglobinemia, Myoglobinuria
CONTENT DETAILS
Written By
Dr. Anuj Saini
MMST, MBBS
Reviewed By
Dr. Varun Gupta
MD Pharmacology, MBBS
Last updated
22 Aug 2022 | 02:56 PM (UTC)

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Available Medicine for Suxamethonium

MyorelexNeon Laboratories Ltd
₹13 to ₹582 variant(s)
SuxominVhb Life Sciences Inc
₹461 variant(s)
MidarineGlaxo SmithKline Pharmaceuticals Ltd
₹91 variant(s)
SuximSamarth Life Sciences Pvt Ltd
₹421 variant(s)
SuccinHarson Laboratories
₹821 variant(s)
SuxalinCelon Laboratories Ltd
₹25 to ₹662 variant(s)

Expert advice for Suxamethonium

  • Suxamethonium is given as an injection into vein under the supervision of a doctor.
  • It makes you feel dizzy or drowsy. Do not drive until you know how Suxamethonium affects you.
  • Your doctor will monitor your blood pressure regularly as the medicine may lead to high blood pressure.
  • Inform your doctor if you are pregnant, planning pregnancy or breastfeeding.

Frequently asked questions for Suxamethonium

Suxamethonium

Q. Is Suxamethonium a non-competitive antagonist/ agonist?

Suxamethonium is a nicotinic acetylcholine receptor non-competitive agonist

Q. What is Suxamethonium chloride used for/ how does Suxamethonium work/ how does Suxamethonium chloride work?

Suxamethonium is used in anesthesia to induce muscle relaxation during operations, to facilitate endotracheal intubation (help insert a tube into the windpipe), reduce strong muscle contraction

Q. What is Suxamethonium apnoea?

Suxamethonium apnoea occurs when a patient does not have the enzymes to metabolise the drug. Due to this, a patient may remain paralysed for an increased length of time and cannot breathe adequately at the end of an anaesthetic

Q. Why does Suxamethonium cause bradycardia (abnormally slow heart beat)?

The initial metabolite of Suxamethonium produces a transient negative chronotropic effect through its stimulation of sinus node muscarinic receptors. Repeated dosing or infusions of Suxamethonium may lead to bradycardia that is appropriately treated with atropine

Q. Why does suxamethonium cause hyperkalemia (high potassium levels in the blood)?

Administration of suxamethonium may lead to depolarization and a large efflux of intracellular potassium into the plasma thereby resulting in hyperkalemia

Q. Why does Suxamethonium cause fasciculation (twitching of muscles under the skin)?

Suxamethonium cause fasciculation by an action on some distal part of motor nerve fibres

Q. Is Suxamethonium still used?

Suxamethonium is still used during general anesthesia

Q. Is Suxamethonium reversible?

Suxamethonium is a short-acting muscle relaxant which exerts a depolarizing effect at the neuromuscular junction. This effect is not reversible pharmacologically

Q. Is Suxamethonium is contraindicated in burned patients?

Yes, Suxamethonium should not be used in burned patients

Q. What is Suxamethonium sensitivity?

Suxamethonium sensitivity is when the drug remains active for a longer period of time than is usual due to which muscles stay relaxed

Q. Does Suxamethonium cross the placenta?

In normal therapeutic doses, Suxamethonium does not cross the placental barrier in sufficient amounts.

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