Physicians have prescribed compounded topical Phenytoin
(brand name: Dilantin) for wounds from:
* Diabetes (Diabetic
Ulcers) * Pressure
sores (bed sores) * Burns * Radiation-impaired
wounds * Split-thickness or partial-thickness skin autograft
donor sites * Other dermatologic lesions
The following
are outlines of a few documented studies regarding topical use
of phenytoin:
In a study of 100
patients, the Phenytoin-treated patients healed in 21 days compared
with 45 days for the control group. The authors concluded that
Phenytoin for diabetic ulcers is both effective and safe.
Given Phenytoin's effectiveness, availability, low cost, ease of use
and safely, the researchers strongly recommend topical Phenytoin
as a treatment for diabetic ulcers.
1
In a study involving
second degree burns, topical Phenytoin reduced mean healing times
from 45 days to 21 days with a noted decrease in bacterial
contamination and rapid local pain relief in patients. 2
In the treatment of
chronic skin ulcers, one study of 75 inpatients showed wound
reduction to be greater in the Phenytoin group than in the
controls. 50% of Phenytoin-treated wounds had negative
cultures by day 7, compared with 17% for controls. Healthy
granulation tissue appeared earlier with Phenytoin. At the end
of the 4th week, 29 of 40 Phenytoin-treated ulcers had healed
completely, compared with 10 of 35 controls. 3
Phenytoin is a
well-known Hyantoin derivative anticonvulsant, topical preparations
of which has been widely used in the healing of various types of
skin ulcers and large abscess cavities. 1,4-6 Topical Phenytoin compares very favorably
with, and in some aspects is superior to, occlusive dressings. 7
At Saint John's
Medical Plaza Pharmacy, we compound topical
Phenytoin preparations combined with Misoprostal (Cytotec),
Ketoprofen (Orudis), Lidocaine (Xylocaine) or other drugs your
physician may diagnose to be necessary for your specific
condition.
Notes: 1 Muthukumarasamy MG, Sivakumar G,
Manoharan G. Topical phenytoin in diabetic foot
unsolder. Diabetes Care. 1991;14:909-911 2 Smth BH,
Moore M, Jain K. The first international conference on the uses of
phenytoin in dermatology, December 12-15,1987. Int J Dermatol.
1988;27:528-530. 3 Pendse AK, Sharma A, Sodani A, et al. Topical
phenytoin in wound healing. Int J Dermatol. 1993;32:214-217. 4
Reynolds JEF (ed). MARTINDALE: The Extra Pharmacopoeia, ed 30.
London, The Pharmaceutical Press, 1993, pp 304-309. 5 Lodha SC,
Lohiya ML, Vyas MCR et al. Role of phenytoin in healing of large
abscess cavities. Br J Surg 1991;78:105-108. 6 Gore R, Taylor D,
Porteous M et al. Topical Phenytoin. Pharm J 1991;247:620. 7
Yadav JK, Singhvi AM, Kumar N, et al. Topical phenytoin in the
treatment of split-thickness skin autograft donor sites: A
comparative study with polyurethane membrane drape and conventional
dressing. Burns. 1993; 19:306-310. 8 McEvoy GK. AHFS
Drug Information-1999. Bethesda, MD, American Society of
Health-System Pharmacists, 1999,ppp
1731-1737. 9 Hanson GR. Local anesthetics. In
Gennaro AR (ed). Remington: The Science and Practice of Pharmacy, ed
19. Easton, PA, Mack Publishing Company, 1995, pp 1149,
1153.
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