Sulzinc: Formula, Indications, Mechanism of Action, Dosage, Side Effects, Warnings, Contraindications and Interactions

It is a drug whose ingredients are minerals used to treat or prevent the decrease in zinc levels.

Sulzinc is made up of a mineral such as Zinc Sulfate . Zinc is important for the development of tissues in the body.

Zinc sulfate can also be used to treat diarrhea .

Chemical formula

  • ZnSO4.


In solution, each 100 ml contains 549 mg zinc sulfate monohydrate equivalent to 200 mg of zinc.

The tablet contains zinc sulfate monohydrate 54.8 mg equivalent to elemental zinc 20 mg.

Sulzinc indications

This medication is a mineral that is used to treat or prevent low levels of zinc and is an adjunct in the treatment of persistent and acute diarrhea.

Mechanism of action

The functions of zinc in metalloenzyme systems that are dependent on zinc are: catalytic, regulatory and structural.

It is a natural antidiarrheal due to its important role in the body’s defense mechanisms in resistance to infections.


Children under 6 months: 10 mg / day (5 mL oral solution or ½ coated tablet) orally, after food, for 14 days.

Children older than 6 months and adults: 20 mg / day (10 mL of oral solution or 1 coated tablet) orally, after food, for 14 days.

Sulzinc should be taken one hour before or two hours after main meals.

It can be taken with food if it upsets your stomach, it is better to swallow it whole, it should not be crushed or chewed.

It should be used in the amount and time recommended. Zinc sulfate should be taken with a full glass of water.

The recommended daily allowance for zinc sulfate changes with age. This medicine must be administered orally.

Sulzinc side effects

A prolonged administration of sulzinc can cause a copper deficiency.

You should see a doctor immediately in case of an allergic reaction and any of these symptoms: hives , breathing difficulties, swelling of the face, lips, tongue or throat.

Less serious side effects that have been reported may include nausea, discomfort, and heartburn.

The doctor should be informed immediately if any of these symptoms appear, which although unlikely are serious: fever, chills and fever, sore throat, mouth ulcers, unusual tiredness and weakness.

In case these side effects persist or worsen, the doctor should be notified immediately,

Warnings and Contraindications

Before using this medicine, tell your doctor your medical history.


Tell your doctor if you are pregnant before using this medicine. There is no experience in humans of the effects of the drug on the fetus, so the benefit-risk ratio must be assessed.


Sulzinc is excreted in human milk and although no effect has been reported in newborn infants, it should be used with caution, and consult a doctor before breastfeeding.

Renal problems

Special caution should be taken in cases of severe renal parenchymal deterioration, renal deficiencies. In long-term therapies, copper and zinc levels should be constantly checked.


Before taking this medicine, you should inform your doctor if you have any allergies.

Copper levels in the blood

Before using this medicine, consult your doctor if you have: low levels of copper in the blood.

Gastrointestinal disorders

The doctor should be informed if the patient suffers from gastric peptic ulcers.

Sulzinc interactions

This medicine should not be given with foods that are high in calcium or phosphorus, as this can decrease the body’s absorption of zinc sulfate.

These foods high in calcium or phosphorus include milk, cheese, yogurt, ice cream, dry beans or peas, lentils, nuts, peanut butter, beer, cola, and chocolate. .

Other medications can interact with zinc sulfate, including prescription and over-the-counter medications, vitamins, and herbal products.

If you are taking this type of medication, the doctor should be informed so that he is aware of any possible interaction with other medications and is monitoring it.

Before administering this drug, the doctor should be informed of all the medications you are using, such as penicillamine and phosphorous products.

Sulzinc, administered in conjunction with other medications, such as tetracycline-based antibiotics such as: doxycycline, minocycline, bisphosphonates such as alendronate and quinolone antibiotics such as levofloxacin can decrease its absorption.

Therefore, separate the doses of these medications as much as possible from the doses of sulzinc.

The doctor should be consulted about how long to wait between doses, to find a dosing schedule that works with all the medications that are being administered to the patient.