Hormones and Hormone-Regulating Drugs

Antimony Potassium Tartrate This drug is not compatible with acids, alkalis, albumin, soap, salts of heavy metals, or tannins. Poisoning with antimony compounds resembles arsenic poisoning. Treatment is similar dimercaprol may be of use in treatment. 

Mebendazole Accidental mebendazole poisoning in infants is associated with convulsions, respiratory arrest, and tachyarrhythmia.181 If administered concomitantly, mebendazole interacts with phenytoin, carbamazepine, and cimetidine. 

Piperazine Concomitant administration of piperazine and pyrantel should be avoided, since therapy becomes ineffective. Also, adverse effects of phenoth-iazines may be potentiated if the drug is taken with piperazine. 

Praziquantel Interactions of this drug are reported with carbamazepine, phenytoin, dexamethasone, and chloroquine.182 

Although the British Pharmacopeia (BP) directs that proguanil hydrochloride should be protected from light, studies suggest that it is a very stable compound with only small amounts of its major decomposition product (4-chloroaniline) formed during thermal and photochemical stress.188 

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