Therefore, when administered together with oral nimodipine, substantial increase in systemic bioavailability of nimodipine due to decreased first-pass metabolism cannot be excluded. This effect may be mediated online apotheken nimotop by the known inhibition of hepatic cytochrome P-450 by cimetidine, which could decrease first-pass metabolism of nimodipine. For complete information about this product or your specific health needs, ask your health care professional. The most frequently reported adverse experience was decreased blood pressure in. Duration of use: Nimodipine capsules may be used during anaesthesia or surgical procedures. In patients treated with enzyme inducing anticonvulsants such as phenytoin, phenobarbital and carbamazepine, the plasma concentrations of nimodipine may be markedly reduced.