The NHS website

Omeprazole: a medicine to treat heartburn and indigestion

NHS medicines information on omeprazole – what it's used for, side effects, dosage and who can take it.

NHS medicines information on olmesartan – what it's used for, side effects, dosage and who can take it.

NHS medicines information on olanzapine – what it's used for, side effects, dosage and who can take it.

NHS medicines information on nystatin – what it's used for, side effects, dosage and who can use it.

NHS medicines information on morphine – what it's used for, side effects, dosage and who can take it.

NHS medicines information on mirabegron – what it's used for, side effects, dosage and who can take it.

NHS medicines information on memantine – what it's used for, side effects, dosage and who can take it.

Information from the NHS website on medical cannabis.

NHS medicines information on mebendazole – what it's used for, side effects, dosage and who can take it.

NHS medicines information on lidocaine for mouth and throat – what it's used for, side effects, dosage and who can use it.