Active Ingredients A to Z

Every branded generic we stock, organised by active ingredient, so you can find the affordable alternative to any big-name original. The brand changes; the active ingredient does not.

Zaleplon Zaleplon is a fast-acting, short-term sleeping tablet (a Z-drug) that can cause dependence with regular use and rare complex sleep behaviours, such as sleep-walking or sleep-eating, with no memory of them afterward. 1 medicine View Zidovudine Zidovudine is an antiretroviral used with other HIV medicines to treat HIV infection. It commonly suppresses bone-marrow function, causing anemia or low white blood cell counts, so regular blood-count monitoring is required. 1 medicine View Ziprasidone Ziprasidone is an antipsychotic for schizophrenia and bipolar mania. It prolongs the heart's QT interval more than many other antipsychotics, so it must be taken with food and avoided with other QT-prolonging drugs. 1 medicine View Zolmitriptan Zolmitriptan is a triptan for acute migraine and cluster headache. It narrows blood vessels, so it must be avoided in people with coronary artery disease or uncontrolled high blood pressure. 1 medicine View