Generic Neurontin is used for treating seizures associated with epilepsy. It may also be used for treating nerve pain associated with herpes zoster (shingles) infection (postherpetic neuralgia).
Generic Spiriva is an anticholinergic agent. It works by enlarging the airways to allow easier breathing.
Generic Spiriva is used to prevent bronchospasm (narrowing of the airways in the lungs) in people with bronchitis, emphysema, or COPD (chronic obstructive pulmonary disease).