Drug Interactions between clomipramine and varenicline

Grapefruit, grapefruit juice, and cranberry juice may cause the clomiPRAMINE levels in your body to increase. This may lead to potentially dangerous adverse effects. If you are receiving clomiPRAMINE therapy and consume cranberry juice or grapefruit products, you should be monitored for adverse effects and changes in clomiPRAMINE levels. Do not increase or decrease the amount of cranberry juice or grapefruit products in your diet without first talking to your doctor.

Varenicline may alter the way you react to alcohol. Some patients treated with varenicline have experienced decreased tolerance to alcohol, including increased drunkenness, unusual or aggressive behavior, or they had no memory of things that happened. You should limit the consumption of alcohol until you know whether varenicline affects your tolerance for alcohol. Also use caution driving or operating machinery until you know how quitting smoking and/or varenicline may affect you. If you develop nervousness, agitation, hostility, aggressive behavior, depression, thoughts of suicide, or have other changes in your behavior or thinking that are
not typical for you, you should immediately stop taking varenicline and contact your doctor. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Ask your doctor before using clomiPRAMINE together with ethanol (alcohol), this can alter the effects of clomiPRAMINE and increase the side effects. Call the doctor if you experience uneven heartbeats, extreme drowsiness, confusion, agitation, vomiting, blurred vision, sweating, muscle stiffness, feeling light-headed, and seizures. You should be warned not to exceed recommended dosages, to avoid alcohol, and to avoid activities requiring mental alertness. If your doctor prescribes these medications together, you may need a dose adjustment to safely take this combination. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.