Zinc Oxide.

Zinc Sulphate: by mouth or enema.

Dysmenorrhea.

Acetanilid.

Acid, Salicylic.

Aconite: in congestive form in plethorics; or sequent to sudden arrest.

Aloes.

Ammonium Acetate.

Ammonium Chloride.

Amyl Nitrite: in neuralgic form.