YES .I suffer from Neurophathy in legs and Restless Leg Syndrome.Nerve conduction tests confirmed the Neuro.I have taken Gabapentin for years. On and off. Last evening I took 400mg for the RLS. I woke up screaming in pain with cramp from knee to foot. I have suspected the Gabapentin but now I k now. I will stop it. Another thing that causes muscle cramps is Chlorthalidone for high BP. I have stopped that and my Doc is going to give me something else.He said he is not a fan of it.I have CKD so must be careful. I am 85 yrs old. and if I have learned one thing its. Research Research Research.I am new here as Feb 3,2020. Nice to meet you all, and lets help each other with all these meds.