Peripheral neuropathy Numbness, burning sensation, pain or weakness in extremities. Ritonavir can increase the adverse effects of these drugs. Your physician will decrease the dose of clarithromycin if you have problems with your kidneys. Ritonavir can decrease the effect of these drugs. Your physician will monitor the clinical course of your treatment, and make adjustments if necessary.
Ritonavir increases desipramine concentration.
Your physician will decrease your dose of desipramine. The efficacy of this mean of contraception may decrease while you are taking ritonavir. Additional protective measures, such as latex condoms, are recommended. The oral solution must also be kept in the refrigerator. However, It can be kept at room temperature for up to one month.