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Warfarin sodium is a vitamin K antagonist anticoagulant that reduces the blood’s ability to clot. It treats or prevents harmful clots and emboli, including those associated with venous thromboembolism, atrial fibrillation and prosthetic heart valves.
Wasp venom is a prepared Vespula venom extract used under specialist supervision to reduce the risk of systemic allergic reactions from future wasp stings in people with confirmed IgE-mediated allergy.
Water for injection is purified water supplied as a sterile solvent for preparing injectable medicines. It dissolves or dilutes a suitable medicine before injection or infusion and must not be administered alone.