Buy Avil online, an antihistamine with anticholinergic properties used to treat allergic conditions such as hay fever or urticaria. It has somewhat strong sedative effects, and may sometimes be used off-label as an over-the-counter sleeping pill in a similar manner to other sedating antihistamines such as diphenhydramine. Pheniramine is usually sold in combination with other medications, rather than as a stand-alone drug, although some formulations are available containing pheniramine by itself. For instance, Neo Citran contains pheniramine.