| abstract |
PCT No. PCT/GB95/01725 Sec. 371 Date Feb. 24, 1997 Sec. 102(e) Date Feb. 24, 1997 PCT Filed Jul. 21, 1995 PCT Pub. No. WO96/03115 PCT Pub. Date Feb. 8, 1996An aqueous foamable composition is provided having a delayed foaming action on expulsion from a pressurized container. The composition comprises a major amount of water, a water-immiscible liquefied gas foaming agent, at least one foam-stabilizing and emulsifying surfactant, and a water-soluble polymer. The composition is particularly useful for rectal or vaginal administration of pharmaceuticals. |