Helen Marshall, BPharm, MRPharmS

Pregabalin oral capsule and gabapentin oral forms are prescription drugs used to treat nerve pain related to shingles and focal onset seizures, also known as partial seizures. Pregabalin is also used for some other types of nerve pain and fibromyalgia.

Sildenafil oral tablet and Cialis (tadalafil) are prescription drugs used to treat erectile dysfunction. Both medications have other uses. They both come as tablets you’ll take by mouth.

Tramadol extended-release oral tablet is prescribed to treat moderate to severe ongoing pain. This drug may interact with alcohol, other medications, and some supplements. Specifically, it can interact with antidepressants and benzodiazepines.

Fluvoxamine oral tablet is prescribed for obsessive-compulsive disorder in adults and some children. It’s a selective serotonin reuptake inhibitor (SSRI) drug that may cause mild or serious side effects. These include suicidal thoughts.

Warfarin oral tablet is prescribed to treat and prevent blood clots. This drug may interact with alcohol, food, other medications, and some supplements. Specifically, it can interact with antibiotics and some over-the-counter drugs.

Topiramate oral tablet is prescribed to help prevent migraine and certain types of seizures. This drug may interact with alcohol, some foods, and other medications. Specifically, it can interact with birth control medications.

Doctors prescribe prazosin oral capsule for high blood pressure in adults. You take it by mouth two or three times per day.

Paroxetine oral tablet is prescribed to treat depression and anxiety disorders. This drug may interact with alcohol, other medications, and some herbs and supplements. For example, it can interact with aspirin and St. John’s wort.

Oxcarbazepine oral tablet is prescribed to treat focal onset seizures (partial seizures). This drug may interact with other medications and some supplements. Specifically, it might have interactions with alcohol and interactions with birth control.

Midodrine oral tablet is prescribed to treat orthostatic hypotension (low blood pressure that occurs upon standing up). This drug may interact with other medications. Specifically, it can interact with certain cold and flu remedies.

Valsartan oral tablet is prescribed to treat high blood pressure and certain heart conditions. This drug may interact with alcohol, other medications, and some supplements. For instance, it can interact with ibuprofen and furosemide.

Flecainide oral tablet is prescribed to help prevent certain types of irregular heart rhythms. It’s an antiarrhythmic drug that may cause mild or serious side effects. These include dizziness and new or worsened irregular heart rhythms.