N-Acetyl-Carnosine (NAC) 1.0% • Glycerin 1.0% • Carboxymethylcellulose Sodium 0.3%. Other Ingredients: Sterile Water (ophthalmic grade isotonic solution, pH 6.3 to 6.5), Buffered with Potassium Phosphate, Dibasic and Potassium Phosphate Monobasic, Purified Benzyl Alcohol (preservative).
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Below is general information about the effectiveness of the known ingredients contained in the product Can C Eye Drops. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
INSUFFICIENT RELIABLE EVIDENCE to RATE
INSUFFICIENT RELIABLE EVIDENCE to RATE
Below is general information about the safety of the known ingredients contained in the product Can C Eye Drops. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
POSSIBLY SAFE ...when used orally and appropriately. In clinical trials, carnosine has been used safely at doses of 200-1500 mg daily, alone or in combination with other ingredients (91886,93996,94000,103289). There is insufficient reliable information available about the safety of carnosine when used topically.
CHILDREN: POSSIBLY SAFE
when used orally and appropriately.
Carnosine has been used in with apparent safety in children 3-16 years of age at doses of 500-800 mg daily for up to 8 weeks (39926,100483).
PREGNANCY AND LACTATION:
Insufficient reliable information available; avoid using.
LIKELY SAFE ...when used rectally and appropriately. Glycerol rectal suppositories and enemas are approved by the US Food and Drug Administration (FDA) for over-the-counter use to treat occasional constipation (15,272). ...when used topically and appropriately as a lotion, emulsion, or humectant (15,272,93754,93758,93759,99164).
POSSIBLY SAFE ...when used orally, short-term. Glycerol has been used with apparent safety in clinical trials at doses of up to 1.5 grams/kg (2474,2475,99162).
POSSIBLY UNSAFE ...when used intravenously. While some research suggests that intravenous glycerol can be safely administered for two consecutive days twice monthly for up to 6 months (106649), in another study, hemolysis was reported in 98% of patients treated with intravenous glycerol for acute ischemic stroke (2482).
CHILDREN: LIKELY SAFE
when used rectally and appropriately.
Glycerol rectal suppositories and enemas are approved by the US FDA for over-the-counter use to treat occasional constipation in children 2 years of age and older (15,272). ...when used topically and appropriately as an emulsion or humectant in children 1 month of age and older (15,272,93756).
CHILDREN: POSSIBLY SAFE
when used orally, short-term.
Glycerol has been used with apparent safety in clinical trials in children 2 months to 16 years of age at doses of 1.5 gram/kg, up to a maximum dose of 25 grams, taken every 6 hours (93762,93763).
PREGNANCY AND LACTATION:
Insufficient reliable information available; avoid using.
Below is general information about the interactions of the known ingredients contained in the product Can C Eye Drops. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
Theoretically, taking carnosine with antidiabetes drugs might increase the risk of hypoglycemia.
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Below is general information about the adverse effects of the known ingredients contained in the product Can C Eye Drops. Some ingredients may not be listed. This information does NOT represent a recommendation for or a test of this specific product as a whole.
General ...Orally and topically, carnosine is generally well tolerated.
Dermatologic ...Orally, rash and itchiness have been reported with carnosine (93997).
Gastrointestinal ...Orally, decreased appetite, dry mouth, and small weight changes have been reported with carnosine (93997).
Musculoskeletal ...Orally, foot and joint pain have been reported with carnosine (93997).
Neurologic/CNS ...Orally, sporadic hyperactivity has been reported with carnosine. This may be alleviated by decreasing the dose (39926). Other adverse effects reported with oral use include sleepiness, slurred speech, lethargy, and feelings of pins and needles (93997).
Psychiatric ...Orally, vivid dreams have been reported with carnosine (93997).
Pulmonary/Respiratory ...Orally, pneumonia has been reported with carnosine (93997).
General
...Orally, rectally, and topically, glycerol seems to be well tolerated.
Intravenously, glycerol may be unsafe.
Most Common Adverse Effects:
Orally: Bloating, diarrhea, nausea, vomiting, dizziness, and headache.
Topically: Burning, irritation, and pruritus.
Intravenously: Hemolysis in patients with acute ischemic stroke.
Dermatologic ...Topically, glycerol has been reported to cause burning, irritation, and pruritus (93754,93756). Rectally, the regular administration of glycerol 50% enemas has been reported to cause generalized urticaria in at least two patients; in both patients, symptoms resolved after discontinuation (110019,110025).
Gastrointestinal ...Orally, glycerol can cause bloating, nausea, vomiting, thirst, and diarrhea (15,2475).
Hematologic ...Intravenously, glycerol has been reported to caused hemolysis in people treated for acute ischemic stroke (2480,2482).
Neurologic/CNS ...Orally, glycerol can cause mild headache and dizziness (15,2475).