Principio attivo (Nome commerciale)

Aumento

Riduzione

Acetaminofene, overdose (Acetamol, Actidue, Actigrip, Algopirina, Alsogil, Anticorizza ogna, antiflu, Antinevralgico Knapp, Antireumina, Babyrinolo, Bronchenolo antiflu, Broncomat, Buscopan, Coefferalgan, Contralgen, Doloflex, Drin, Efferalgan, Fluental, Fluvaleas, Honeyflu, Influrem, Influvit, Levadol, Lisoflu, Lonarid, Micranet, Murri A/dolorifico, Narixold, Neocibalgina, Neonevral, Neonisidina, Neooptalidon, Neouniplus, Odontalgico Dr. Knapp, Omniadol, Panadol, Puernol, Raffreddoremed, Saridon, Tachidol, Tachiflu, Tachipirina, Triaminiflu, Veramon, Verdal, Vicks medinait, Zerinetta, Zerinol)

Acido aminosalicilico (Quadrasa, Salfpas)

Acido ascorbico (Agrumina, Agruvit, Aspirina C, Aspirinetta C, Aspro C, Benagol vit. C, Betascor B12, Bio-Ci, Bronchenolo antiflu, C-lisa, C-tard, Cebion, Cecon, Coryfin, Cromatonferro, Duo C, Dynaphos, Efferalgan, Epargriseovit, Haliborange, Idro P2 ascorbico, Influvit, Lisoflu, Neoborocillina, Neouniplus, Ossiplex retard, Raffreddoremed, Redoxon, Rutisan, Vici forte, Vicitina, Vitamina C, Vivin C)

Acido clavulanico (Augmentin, Clavucar, Clavulin, Neoduplamox, Timentin)

Acido nicotinico

Alcool

Amitriptilina (Adepril, Amilit-ifi, Diapatol, Laroxyl, Limbitryl, Mutabon, Sedans, Triptizol)

Androgeni

Azatioprina (Azatioprina Wellcome)

Barbiturici

Bezafibrato (Bezalip, Hadiel)

Benzodiazedipe

Captopril (Acediur, Aceplus, Acepress, Capoten)

Carbamazepina (Carbamazepina TEVA, Tegretol)

Cefalosporine

Clorotiazide (Accuretic, Acediur, Aceplus, Acequide, Acesistem, Aldactazide, Cibadrex, Combisartan, Condiuren, Cotareg, Elidiur, Esidrex, Femipres plus, Fosicombi, Gentipress, Hizaar, Idroquark, Inibace plus, Initiss plus, Karvezide, Losazid, Medozide, Moduretic, Nalapres, Neolotan plus, Neoprex, Prinzide, Quinazide, Selozide, Sinertec, Spiridazide, Tensodiur, Tensozide, Triatec HCT, Vasoretic, Zestoretic, Zinadiur)

Clorpropamide (Bidiabe, Diabemide, Pleiamide)

Contraccettivi orali

Eritromicina (Eritrocina, Eritrocist, Eritromicina Galderma, Eritromicina Lattobionato, Eryacne, Erytrociclin, Ilosone, Lauromicina, Rubrociclina, Stellamicina, Zalig, Zineryt)

Estrogeni

Fenotiazidi

Fenilbutazone (Kadol)

Fenobarbital (Comizial, Dintoinale, Dintoinale, Gardenale, Luminale, Luminalette, Metinal idantoina, Neurobiol C.M.)

Fenitoina (Aurantin, Dintoina, Dintoinale, Gamibetal complex, Metinal idantoina)

Fenofibrati (Fulcro, Lipanthyl, Lipoclar, Lipofene, Lipsin, Nolipax, Scleril, Tilene, Volutine)

Imipramina (Tofranil)

Mercaptopurina (Ismipur, Purinethol)

Mitoxantrone (Novantrone)

Nitrofurantoina (Furadantin, Furedan, Furil, Macrodantin, Nitrofuradantin)

Penicillamina (Pemine)

Penicilline

Progestinici

Propoxifene (Liberen)

Sali d'oro (Crisofin, Fosfocrisolo, Ridaura)

Steroidi

Streptokinasi (Streptase, Verdase)

Sulfonamidi

Sulindac (Algocetil, Clinoril, Lyndak, Sulartrene, Sulen, Sulinol)

Tamoxifene (Kessar, Ledertam, Nolvadex)

Tolbutamide (Glucosulfa)