Redness Relief-Astringent (tetrahydrozoline HCl/zinc sulfate)
Ophthalmic Decongestants Ophthalmic (EYE) Drops
Last reviewed · Source: First Databank (FDB) drug data
Overview
Zinc sulfate is an astringent and weak antiseptic.
Tetrahydrozoline hydrochloride, an imidazoline-derivative sympathomimetic amine, is a vasoconstrictor.
USES: Tetrahydrozoline is a decongestant used to relieve redness in the eyes caused by minor eye irritations (such as smog, swimming, dust, or smoke). It belongs to a class of drugs known as sympathomimetic amines. It works by temporarily narrowing the blood vessels in the eye.
Some brands of tetrahydrozoline eye drops may contain lubricants. Lubricants help protect the eyes from more irritation and dryness.
Generic name: tetrahydrozoline HCl/zinc sulfate
Pronunciation: (TEH-truh-hi-DROZE-oh-leen)
Drug class: Ophthalmic Decongestants
Therapeutic class: Ophthalmic Agents
Reference product & biosimilars
No reference, biosimilar or interchangeable associated with this drug.
Today’s intelligence on Redness Relief-Astringent
Indications
The following indications are listed for Redness Relief-Astringent:
- Ocular Redness
Also known as: Eye Redness, Ocular Erythema.
Dosing
For relief of minor eye irritation, 1 or 2 drops of a zinc sulfate ophthalmic solution in combination with a vasoconstrictor are instilled onto the eye 2-4 times daily. Ophthalmic solutions containing zinc sulfate should generally not be used for self-medication for more than 3 days. Patients should be instructed to contact a physician if relief is not obtained within 3 days, or if redness or irritation persists or increases, since these may be signs or symptoms of a serious ocular condition.
Zinc sulfate ophthalmic solution is applied topically to the eye in the form of a solution. To prevent contamination of the solution, patients should be instructed to avoid contacting the tip of the container to any other surface and to tightly close the container after use.
Ophthalmic solutions of tetrahydrozoline hydrochloride are applied topically to the conjunctiva. Care must be taken to avoid contamination of the solution container.
No dosing information is available for this tab.
No dosing information is available for this tab.
Drug interactions
There is no enhanced messaging for this drug.
There are no contraindication interactions for this drug.
There are no severe interactions for this drug.
There are no moderate interactions for this drug.
Contraindications
There is no enhanced messaging for this drug.
- Angle-closure glaucoma
There are no severe contraindications for this drug.
There are no moderate contraindications for this drug.
Adverse reactions
There is no enhanced messaging for this drug.
Rare or Very Rare
- Hypertension
Rare or Very Rare
- General weakness
- Headache disorder
- Hyperhidrosis
- Palpitations
- Tremor
Precautions
No enhanced messaging available.
No enhanced messaging available.
Animal reproduction studies have not been performed with tetrahydrozoline hydrochloride. It is not known whether the drug can cause fetal harm when administered to pregnant women or affect reproduction capacity. Tetrahydrozoline hydrochloride should be used during pregnancy only when clearly needed.
Since it is not known if tetrahydrozoline is distributed into milk, the drug should be used with caution in nursing women.
No enhanced messaging available.
ICD codes
| Code | Type | Description |
|---|---|---|
| Ocular redness | ||
| H57.8 | ICD10CM | Other specified disorders of eye and adnexa |
| H57.89 | ICD10CM | Other specified disorders of eye and adnexa |
ICD code information from First Databank (FDB).
Formulary status
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Last reviewed · Source: First Databank (FDB) drug data
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