3. Tar Remedy.—Tar is also a good remedy in ointment forms. The skin should be closely watched to find out how sensitive it is to the tar's action, not only in this but in all skin diseases. Drugs should be changed occasionally, for they lose their efficiency.

4. Tar and Sulphur Remedy for.—Never use tar on the face, it stains.

Ointment of Tar 1 ounce
Ointment of Sulphur 1 ounce

Mix thoroughly and apply at night.

5. Precipitated Sulphur 6 drams
Tar 6 drams
Green Soap 2 ounces
Lard 2 ounces
Powdered Chalk 4 drams

Apply frequently.

If necessary more lard can be used, especially if the skin is very tender.

[SKIN DISEASES 81]

6. Another good local application. It is composed of the following ingredients:

Resorcinol 1 dram
Zinc Oxide 1 dram
Rose Water Ointment 10 drams