Levodopa tablets

1. The effect of this product on improving vision in amblyopic animal models 1. The solution of this product was administered to amblyopic rats by gavage once a day. In the fourth week of medication, the visual-action reaction time of the amblyopic rats was significantly shortened, and there was significant statistical significance. 2. The tablets of this product were administered to amblyopic cat animal models by gavage once a day. From the second week of medication, the visual-action reaction time of the amblyopic cats was significantly reduced. In the fourth week of medication, the shortening of the reaction time was extremely significant. 2. The effect of this product on human visual function It is reported that there are dopaminergic nerves in the center of the retina, and the administration of dopa from the outside can increase the storage of neurotransmitters in neurons. The use of this product can improve the contrast sensitivity of human vision, reduce fixation scotoma and improve vision.

The main ingredient of this product is levodopa tablets, chemical name: 3-hydroxy-L-tyrosine. Molecular formula: ?C9H11NO4 Molecular weight: 197.19

This product is a film-coated tablet, which appears white or off-white after removing the coating.

Used for children and adolescents with ametropia amblyopia, anisometropia amblyopia and strabismus amblyopia.

Oral administration. 5-6 years old, 0.125g (2.5 tablets) each time, 50mg (1 tablet) per day for the first three days, twice a day. 7-12 years old, 0.25g (5 tablets) each time, 0.125g (2.5 tablets) per day for the first three days, twice a day, orally after meals in the morning and evening, four weeks as a course of treatment, generally used for 1-3 months or as directed by the doctor.

1. The more common reactions include nausea, vomiting, palpitations, postural hypotension, etc., which are generally mild and do not require treatment. 2. Eyelid spasm, hypertension, stomach pain, etc. may occasionally occur during use.

It is contraindicated for patients with severe mental illness, severe arrhythmia, heart failure, glaucoma, gastrointestinal ulcer and a history of convulsions.

Precautions for children: Use with caution in children under 5 years old. Precautions for pregnancy and lactation: This product can be secreted into breast milk and can also reduce breast milk secretion; animal experiments have shown that this product can cause visceral and skeletal deformities. Pregnant and lactating women should not use it. Precautions for the elderly: This experiment has not been conducted and there is no reliable reference literature.

1. This product combined with non-selective monoamine oxidase inhibitors may cause acute adrenal crisis. 2. This product combined with papaverine or vitamin B6 may reduce the efficacy of this product. 3. This product combined with acetylspiramycin can significantly reduce the blood concentration of this product and weaken the efficacy. 4. This product combined with reserpine can inhibit the effect of this product and should be avoided. 5. This product combined with antipsychotic drugs should be avoided because the two antagonize each other. 6. This product combined with methyldopa can enhance the adverse reactions of this product and enhance the antihypertensive effect of methyldopa.

Keep away from light and store in sealed container.

50mg*12 tablets*3 plates

24 months

Zhejiang Gongtai Pharmaceutical Co., Ltd.

• Founded in:

  1995-01-06

• Address:

  No. 117, Yuanqu Road, Xin'anjiang Street, Jiande City, Zhejiang Province

• Tax NO.:

  91330182143978647B

• Registered Funds:

  57.493089 million yuan

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