Warning: That Drowsiness After Soma 350 mg May Not Be Normal Sleepiness You took your carisoprodol dose a couple of hours ago. The muscle pain is quieter now but the drowsiness feels heavier than usual. Not just tired. Foggy. Hard to think. Difficult to keep your eyes open. Here's what most people don't realize: not all drowsiness on Soma 350 mg is the same. Some level of sedation is expected...