In most cases, the interaction won’t require a person to stop one drug or the other.

At other times, a drug substitution can be made with an equivalent agent.

These can be serious concerns.

Simvastatin

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Alternately, interfering with pharmacokinetics can affect how efficiently the body absorbs or metabolizes a drug.

Anti-Epilepsy Medications

Generally speaking,anticonvulsant drugsused totreat epilepsyare considered safe for use with HIV drugs.