VI.—According to Brocq the following should be penciled over the affected spots:
| Fresh pure milk | 50 parts |
| Glycerine | 30 parts |
| Acid, hydrochloric, concentrated | 5 parts |
| Ammonium chlorate | 3 parts |
VII.—Other external remedies that may be used are lactic acid diluted with 3 volumes of water, applied with a glass rod; dilute nitric acid, and, finally, peroxide of hydrogen, which last is a very powerful agent. Should it cause too much inflammation, the latter may be assuaged by using an ointment of zinc oxide or bismuth subnitrate—or one may use the following:
| Kaolin | 4 parts |
| Vaseline | 10 parts |
| Glycerine | 4 parts |
| Magnesium carbonate | 2 parts |
| Zinc oxide | 2 parts |
Freckle Remedies.—
| I.— | Poppy oil | 1 part |
|---|
| Lead acetate | 2 parts |
| Tincture benzoin | 1 part |
| Tincture quillaia | 5 parts |
| Spirit nitrous ether | 1 part |
| Rose water | 95 parts |
Saponify the oil with the lead acetate; add the rose water, and follow with the tinctures.
| II.— | Chloral hydrate | 2 drachms |
|---|
| Carbolic acid | 1 drachm |
| Tincture iodine | 60 drops |
| Glycerine | 1 ounce |
Mix and dissolve. Apply with a camel’s-hair pencil at night.
| III.— | Distilled vinegar | 660 parts |
|---|
| Lemons, cut in small pieces | 135 parts |
| Alcohol, 85 per cent | 88 parts |
| Lavender oil | 23 parts |
| Water | 88 parts |
| Citron oil | 6 parts |