Coal Tar Ointment
» Prepare Coal Tar Ointment as follows.
Zinc Oxide Paste
Blend the Coal Tar with the Polysorbate 80, and incorporate the mixture with the Zinc Oxide Paste.
Packaging and storage
Preserve in tight containers.
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Feiwen Mao, M.S.
(MDOOD05) Monograph Development-Ophthalmics Oncologics and Dermatologicals