Natamycin
Also known as: Pimaricin
Natamycin is a polyene antifungal, one of the currently available ophthalmic antifungal preparations. Natamycin is used locally for the treatment of fungal karatitis, belpharitis, scleritis, mucormycosis, and canaliculitis. Natamycin is also used in the treatment of vaginal trichomoniasis.
Primary Characteristics
Natamycin is also known as Pimaricin.
It is of Semi Synthetic origin and belongs to Macrolide.
Molecular Weight: 665.75 · Solubility in Water: insoluble · Solubility in Alcohol: soluble · Non-proprietary name: Natamycin · pH: 5.

Pharmacokinetics
None recorded.
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Indications
Natamycin is primarily indicated in conditions like Blepharitis, Candidiasis, Conjuctivitis, Fungal keratitis.
Natamycin is also indicated for secondary conditions like Intestinal candidiasis, Skin infections, Vaginal infections.
Contraindications
Natamycin is contraindicated in conditions like Hypersensitivity to any component of product.
Dosage
Natamycin's dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 10 mg | 10 mg | Every 24h | Buccal (Lozenges) | For oral candidiasis. |
| 400 mg | 400 mg | — | PO | Preferably in divided doses. (For intestinal candidiasis) |
| 5 % | 5 % | — | Topical (Ophthalmic) | For Belpharitis and Conjunctivivtis. |
| Paediatric Dosage (20kg) | ||||
| No data. | ||||
| Neonatal Dosage (3kg) | ||||
| No data. | ||||
Drug Interactions
Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Side Effects
Natamycin is known to cause more or less tolerable side effects which are usually transient. These include Blurred vision, Eye irritation, Eye Pain , GI disturbance, Hyperemia, Irritation, Photophobia .
Warnings / Precautions
Available Brands
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Single Ingredient
Storage Conditions
Drug Classification
- 1.6.3 — Antifungal drugs
Manufacturers
Manufacturers of Natamycin in Pakistan: